A B C D E F G H I J K L M N O P Q R S T U V W Y Z

A

abs() - Method in class ai.rapids.cudf.ColumnView

Calculate the abs, output is the same type as input.

AbstractStructBuilder(String, boolean) - Constructor for class ai.rapids.cudf.ColumnWriterOptions.AbstractStructBuilder

Builder specific to build a Struct meta

AbstractStructBuilder(String, boolean, int) - Constructor for class ai.rapids.cudf.ColumnWriterOptions.AbstractStructBuilder

AbstractStructBuilder() - Constructor for class ai.rapids.cudf.ColumnWriterOptions.AbstractStructBuilder

add(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Add one vector to another with the given output type.

add(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Add + operator.

addBatch(long, long, ByteBuffer, ByteBuffer, ByteBuffer) - Method in class ai.rapids.cudf.ArrowColumnBuilder

Add an Arrow buffer.

addCalendricalMonths(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Add the specified number of months to the timestamp.

addColumn(DType, String) - Method in class ai.rapids.cudf.Schema.Builder

Add a new column

addRef() - Method in class ai.rapids.cudf.MemoryCleaner.Cleaner

address - Variable in class ai.rapids.cudf.MemoryBuffer

addressOutOfBoundsCheck(long, long, String) - Method in class ai.rapids.cudf.MemoryBuffer

aggregate(GroupByAggregationOnColumn...) - Method in class ai.rapids.cudf.Table.GroupByOperation

Aggregates the group of columns represented by indices Usage: aggregate(count(), max(2),...); example: input : 1, 1, 1 1, 2, 1 2, 4, 5 table.groupBy(0, 2).count() col0, col1 output: 1, 1 1, 2 2, 1 ==> aggregated count

aggregateWindows(AggregationOverWindow...) - Method in class ai.rapids.cudf.Table.GroupByOperation

Computes row-based window aggregation functions on the Table/projection, based on windows specified in the argument.

aggregateWindowsOverRanges(AggregationOverWindow...) - Method in class ai.rapids.cudf.Table.GroupByOperation

Computes range-based window aggregation functions on the Table/projection, based on windows specified in the argument.

Aggregation128Utils - Class in ai.rapids.cudf

Utility methods for breaking apart and reassembling 128-bit values during aggregations to enable hash-based aggregations and detect overflows.

Aggregation128Utils() - Constructor for class ai.rapids.cudf.Aggregation128Utils

AggregationOverWindow - Class in ai.rapids.cudf

An Aggregation instance that also holds a column number and window metadata so the aggregation can be done over a specific window.

ai.rapids.cudf - package ai.rapids.cudf

ai.rapids.cudf.ast - package ai.rapids.cudf.ast

ai.rapids.cudf.nvcomp - package ai.rapids.cudf.nvcomp

all() - Method in class ai.rapids.cudf.ColumnView

Returns a boolean scalar that is true if all of the elements in the column are true or non-zero otherwise false.

all(DType) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

the only output type supported is BOOL8.

all() - Static method in class ai.rapids.cudf.ReductionAggregation

All reduction.

all() - Static method in class ai.rapids.cudf.SegmentedReductionAggregation

All reduction.

alloc(long) - Static method in class ai.rapids.cudf.Rmm

Allocate device memory and return a pointer to device memory, using stream 0.

alloc(long, Cuda.Stream) - Static method in class ai.rapids.cudf.Rmm

Allocate device memory and return a pointer to device memory.

allocate(long) - Static method in class ai.rapids.cudf.CudaMemoryBuffer

Allocate memory for use on the GPU.

allocate(long, Cuda.Stream) - Static method in class ai.rapids.cudf.CudaMemoryBuffer

Allocate memory for use on the GPU.

allocate(long, boolean) - Static method in class ai.rapids.cudf.CuFileBuffer

Allocate memory for use with cuFile on the GPU.

allocate(long, boolean) - Method in class ai.rapids.cudf.DefaultHostMemoryAllocator

allocate(long) - Method in class ai.rapids.cudf.DefaultHostMemoryAllocator

allocate(long) - Static method in class ai.rapids.cudf.DeviceMemoryBuffer

Allocate memory for use on the GPU.

allocate(long, Cuda.Stream) - Static method in class ai.rapids.cudf.DeviceMemoryBuffer

Allocate memory for use on the GPU.

allocate(long, boolean) - Method in interface ai.rapids.cudf.HostMemoryAllocator

Allocate memory, but be sure to close the returned buffer to avoid memory leaks.

allocate(long) - Method in interface ai.rapids.cudf.HostMemoryAllocator

Allocate memory, but be sure to close the returned buffer to avoid memory leaks.

allocate(long, boolean) - Static method in class ai.rapids.cudf.HostMemoryBuffer

Allocate memory, but be sure to close the returned buffer to avoid memory leaks.

allocate(long) - Static method in class ai.rapids.cudf.HostMemoryBuffer

Allocate memory, but be sure to close the returned buffer to avoid memory leaks.

allocate(long, HostMemoryAllocator) - Static method in class ai.rapids.cudf.PinnedMemoryPool

Factory method to create a host buffer but preferably pointing to pinned memory.

allocate(long) - Static method in class ai.rapids.cudf.PinnedMemoryPool

Factory method to create a host buffer but preferably pointing to pinned memory.

allocCuda(long, Cuda.Stream) - Static method in class ai.rapids.cudf.Rmm

Allocate device memory using `cudaMalloc` and return a pointer to device memory.

allocFromFallbackPinnedPool(long) - Static method in class ai.rapids.cudf.Rmm

allocFromPinnedPool(long, long) - Static method in class ai.rapids.cudf.Rmm

allowSingleQuotes(boolean) - Method in class ai.rapids.cudf.GetJsonObjectOptions.Builder

and(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Logical and (&&) with the given output type.

and(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Logical and (&&).

any() - Method in class ai.rapids.cudf.ColumnView

Returns a boolean scalar that is true if any of the elements in the column are true or non-zero otherwise false.

any(DType) - Method in class ai.rapids.cudf.ColumnView

Returns a scalar is true or 1, depending on the specified type, if any of the elements in the column are true or non-zero otherwise false or 0.

any() - Static method in class ai.rapids.cudf.ReductionAggregation

Any reduction.

any() - Static method in class ai.rapids.cudf.SegmentedReductionAggregation

Any reduction.

append(CuFileBuffer, long) - Method in class ai.rapids.cudf.CuFileWriteHandle

Append the specified cuFile buffer to the file.

append(boolean) - Method in class ai.rapids.cudf.HostColumnVector.Builder

append(byte) - Method in class ai.rapids.cudf.HostColumnVector.Builder

append(byte, long) - Method in class ai.rapids.cudf.HostColumnVector.Builder

append(short) - Method in class ai.rapids.cudf.HostColumnVector.Builder

append(int) - Method in class ai.rapids.cudf.HostColumnVector.Builder

append(long) - Method in class ai.rapids.cudf.HostColumnVector.Builder

append(float) - Method in class ai.rapids.cudf.HostColumnVector.Builder

append(double) - Method in class ai.rapids.cudf.HostColumnVector.Builder

append(BigDecimal) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append java.math.BigDecimal into HostColumnVector with UNNECESSARY RoundingMode.

append(BigDecimal, RoundingMode) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append java.math.BigDecimal into HostColumnVector with user-defined RoundingMode.

append(String) - Method in class ai.rapids.cudf.HostColumnVector.Builder

append(HostColumnVector) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append this vector to the end of this vector

append(byte) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(short) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(int) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(long) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(float) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(double) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(boolean) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(BigDecimal) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(BigInteger) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(String) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

append(byte[], int, int) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

Append multiple non-null byte values.

appendArray(byte...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendArray(short...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendArray(int...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendArray(long...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendArray(float...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendArray(double...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendBoxed(BigDecimal...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append multiple values.

appendBoxed(Byte...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append multiple values.

appendBoxed(Boolean...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append multiple values.

appendBoxed(Short...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append multiple values.

appendBoxed(Integer...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append multiple values.

appendBoxed(Long...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append multiple values.

appendBoxed(Float...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append multiple values.

appendBoxed(Double...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append multiple values.

appendBoxed(String...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append multiple values.

appendByteList(byte[]) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

Appends byte to a LIST of INT8/UINT8

appendByteList(byte[], int, int) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

Appends bytes to a LIST of INT8/UINT8

appendBytes(byte) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendBytes(byte, byte) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendBytes(byte, byte, byte) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendDecimal128(byte[]) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

Accepts a byte array containing the two's-complement representation of the unscaled value, which is in big-endian byte-order.

appendDeviceBufferToFile(File, BaseDeviceMemoryBuffer) - Static method in class ai.rapids.cudf.CuFile

Append a device buffer to a given file path synchronously.

appendDeviceMemoryToFile(File, long, long) - Static method in class ai.rapids.cudf.CuFile

Append device memory to a given file path synchronously.

appendDoubles(double, double, double) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendDoubles(double) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendDoubles(double, double) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendFloats(float, float, float) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendFloats(float) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendFloats(float, float) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendInts(int) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendInts(int, int) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendInts(int, int, int) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendLists(List...) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

appendLongs(long, long, long) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendLongs(long) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendLongs(long, long) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendNull() - Method in class ai.rapids.cudf.HostColumnVector.Builder

Append null value.

appendNull() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

appendShorts(short) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendShorts(short, short) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendShorts(short, short, short) - Static method in class ai.rapids.cudf.Range

Append a range to the builder.

appendStructValues(List<HostColumnVector.StructData>) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

appendStructValues(HostColumnVector.StructData...) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

appendUnscaledDecimal(int) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendUnscaledDecimal(long) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendUnscaledDecimal(BigInteger) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendUnscaledDecimalArray(int...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendUnscaledDecimalArray(long...) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendUTF8String(byte[]) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendUTF8String(byte[], int, int) - Method in class ai.rapids.cudf.HostColumnVector.Builder

appendUTF8String(byte[]) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

appendUTF8String(byte[], int, int) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

apply(ColumnWriterOptions) - Method in interface ai.rapids.cudf.ColumnWriterOptions.ByteArrayProducer

apply(ColumnWriterOptions) - Method in interface ai.rapids.cudf.ColumnWriterOptions.IntArrayProducer

applyBooleanMask(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Filters elements in each row of this LIST column using `booleanMaskView` LIST of booleans as a mask.

approxPercentile(double[]) - Method in class ai.rapids.cudf.ColumnView

Calculate various percentiles of this ColumnVector, which must contain centroids produced by a t-digest aggregation.

approxPercentile(ColumnVector) - Method in class ai.rapids.cudf.ColumnView

Calculate various percentiles of this ColumnVector, which must contain centroids produced by a t-digest aggregation.

arccos() - Method in class ai.rapids.cudf.ColumnView

Calculate the arccos, output is the same type as input.

arccosh() - Method in class ai.rapids.cudf.ColumnView

Calculate the hyperbolic arccos, output is the same type as input.

arcsin() - Method in class ai.rapids.cudf.ColumnView

Calculate the arcsin, output is the same type as input.

arcsinh() - Method in class ai.rapids.cudf.ColumnView

Calculate the hyperbolic arcsin, output is the same type as input.

arctan() - Method in class ai.rapids.cudf.ColumnView

Calculate the arctan, output is the same type as input.

arctan2(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

The function arctan2(y,x) or atan2(y,x) is defined as the angle in the Euclidean plane, given in radians, between the positive x axis and the ray to the point (x, y) ≠ (0, 0).

arctan2(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

The function arctan2(y,x) or atan2(y,x) is defined as the angle in the Euclidean plane, given in radians, between the positive x axis and the ray to the point (x, y) ≠ (0, 0).

arctanh() - Method in class ai.rapids.cudf.ColumnView

Calculate the hyperbolic arctan, output is the same type as input.

ARENA - Static variable in class ai.rapids.cudf.RmmAllocationMode

Use arena suballocation strategy

argMax() - Static method in class ai.rapids.cudf.GroupByAggregation

Index of max element.

argMax() - Static method in class ai.rapids.cudf.RollingAggregation

Index of max element.

argMin() - Static method in class ai.rapids.cudf.GroupByAggregation

Index of min element.

argMin() - Static method in class ai.rapids.cudf.RollingAggregation

Index of min element.

ArrowColumnBuilder - Class in ai.rapids.cudf

Column builder from Arrow data.

ArrowColumnBuilder(HostColumnVector.DataType) - Constructor for class ai.rapids.cudf.ArrowColumnBuilder

ArrowIPCOptions - Class in ai.rapids.cudf

Options for reading data in Arrow IPC format

ArrowIPCOptions.Builder - Class in ai.rapids.cudf

ArrowIPCOptions.NeedGpu - Interface in ai.rapids.cudf

ArrowIPCWriterOptions - Class in ai.rapids.cudf

Settings for writing Arrow IPC data.

ArrowIPCWriterOptions.Builder - Class in ai.rapids.cudf

ArrowIPCWriterOptions.DoneOnGpu - Interface in ai.rapids.cudf

asByteBuffer() - Method in class ai.rapids.cudf.HostMemoryBuffer

Return a ByteBuffer that provides access to the underlying memory.

asByteBuffer(long, int) - Method in class ai.rapids.cudf.HostMemoryBuffer

Return a ByteBuffer that provides access to the underlying memory.

asByteList() - Method in class ai.rapids.cudf.ColumnView

Cast to list of bytes This method converts the rows provided by the ColumnVector and casts each row to a list of bytes with endinanness reversed.

asByteList(boolean) - Method in class ai.rapids.cudf.ColumnView

Cast to list of bytes This method converts the rows provided by the ColumnVector and casts each row to a list of bytes.

asBytes() - Method in class ai.rapids.cudf.ColumnView

Cast to Byte - ColumnVector This method takes the value provided by the ColumnVector and casts to byte When casting from a Date, Timestamp, or Boolean to a byte type the underlying numerical representation of the data will be used for the cast.

asc(int) - Static method in class ai.rapids.cudf.OrderByArg

asc(int, boolean) - Static method in class ai.rapids.cudf.OrderByArg

asDoubles() - Method in class ai.rapids.cudf.ColumnView

Cast to Double - ColumnVector This method takes the value provided by the ColumnVector and casts to double When casting from a Date, Timestamp, or Boolean to a double type the underlying numerical representation of the data will be used for the cast.

asFloats() - Method in class ai.rapids.cudf.ColumnView

Cast to Float - ColumnVector This method takes the value provided by the ColumnVector and casts to float When casting from a Date, Timestamp, or Boolean to a float type the underlying numerical representatio of the data will be used for the cast.

asInts() - Method in class ai.rapids.cudf.ColumnView

Cast to Int - ColumnVector This method takes the value provided by the ColumnVector and casts to int When casting from a Date, Timestamp, or Boolean to a int type the underlying numerical representation of the data will be used for the cast.

asLongs() - Method in class ai.rapids.cudf.ColumnView

Cast to Long - ColumnVector This method takes the value provided by the ColumnVector and casts to long When casting from a Date, Timestamp, or Boolean to a long type the underlying numerical representation of the data will be used for the cast.

AssertEmptyNulls - Class in ai.rapids.cudf

This class is a Helper class to assert there are no non-empty nulls in a ColumnView The reason for the existence of this class is so that we can turn the asserts on/off when needed by passing "-da:ai.rapids.cudf.AssertEmptyNulls".

AssertEmptyNulls() - Constructor for class ai.rapids.cudf.AssertEmptyNulls

assertNullsAreEmpty(ColumnView) - Static method in class ai.rapids.cudf.AssertEmptyNulls

asShorts() - Method in class ai.rapids.cudf.ColumnView

Cast to Short - ColumnVector This method takes the value provided by the ColumnVector and casts to short When casting from a Date, Timestamp, or Boolean to a short type the underlying numerical representation of the data will be used for the cast.

asStrings() - Method in class ai.rapids.cudf.ColumnView

Cast to Strings.

asStrings(String) - Method in class ai.rapids.cudf.ColumnView

Method to parse and convert a timestamp column vector to string column vector.

AstExpression - Class in ai.rapids.cudf.ast

Base class of every node in an AST

AstExpression() - Constructor for class ai.rapids.cudf.ast.AstExpression

AstExpression.ExpressionType - Enum in ai.rapids.cudf.ast

Enumeration for the types of AST nodes that can appear in a serialized AST.

asTimestamp(DType, String) - Method in class ai.rapids.cudf.ColumnView

Parse a string to a timestamp.

asTimestampDays() - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_DAYS - ColumnVector This method takes the value provided by the ColumnVector and casts to TIMESTAMP_DAYS

asTimestampDays(String) - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_DAYS - ColumnVector This method takes the string value provided by the ColumnVector and casts to TIMESTAMP_DAYS

asTimestampMicroseconds() - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_MICROSECONDS - ColumnVector This method takes the value provided by the ColumnVector and casts to TIMESTAMP_MICROSECONDS

asTimestampMicroseconds(String) - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_MICROSECONDS - ColumnVector This method takes the string value provided by the ColumnVector and casts to TIMESTAMP_MICROSECONDS

asTimestampMilliseconds() - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_MILLISECONDS - ColumnVector This method takes the value provided by the ColumnVector and casts to TIMESTAMP_MILLISECONDS.

asTimestampMilliseconds(String) - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_MILLISECONDS - ColumnVector This method takes the string value provided by the ColumnVector and casts to TIMESTAMP_MILLISECONDS.

asTimestampNanoseconds() - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_NANOSECONDS - ColumnVector This method takes the value provided by the ColumnVector and casts to TIMESTAMP_NANOSECONDS.

asTimestampNanoseconds(String) - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_NANOSECONDS - ColumnVector This method takes the string value provided by the ColumnVector and casts to TIMESTAMP_NANOSECONDS.

asTimestampSeconds() - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_SECONDS - ColumnVector This method takes the value provided by the ColumnVector and casts to TIMESTAMP_SECONDS

asTimestampSeconds(String) - Method in class ai.rapids.cudf.ColumnView

Cast to TIMESTAMP_SECONDS - ColumnVector This method takes the string value provided by the ColumnVector and casts to TIMESTAMP_SECONDS

asUnsignedBytes() - Method in class ai.rapids.cudf.ColumnView

Cast to unsigned Byte - ColumnVector This method takes the value provided by the ColumnVector and casts to byte When casting from a Date, Timestamp, or Boolean to a byte type the underlying numerical representation of the data will be used for the cast.

asUnsignedInts() - Method in class ai.rapids.cudf.ColumnView

Cast to unsigned Int - ColumnVector This method takes the value provided by the ColumnVector and casts to int When casting from a Date, Timestamp, or Boolean to a int type the underlying numerical representation of the data will be used for the cast.

asUnsignedLongs() - Method in class ai.rapids.cudf.ColumnView

Cast to unsigned Long - ColumnVector This method takes the value provided by the ColumnVector and casts to long When casting from a Date, Timestamp, or Boolean to a long type the underlying numerical representation of the data will be used for the cast.

asUnsignedShorts() - Method in class ai.rapids.cudf.ColumnView

Cast to unsigned Short - ColumnVector This method takes the value provided by the ColumnVector and casts to short When casting from a Date, Timestamp, or Boolean to a short type the underlying numerical representation of the data will be used for the cast.

asyncMemset(long, byte, long) - Static method in class ai.rapids.cudf.Cuda

Sets count bytes starting at the memory area pointed to by dst, with value.

autoSetDevice() - Static method in class ai.rapids.cudf.Cuda

Set the device for this thread to the appropriate one.

AvroOptions - Class in ai.rapids.cudf

Options for reading an Avro file

AvroOptions.Builder - Class in ai.rapids.cudf

B

BaseDeviceMemoryBuffer - Class in ai.rapids.cudf

Base class for all MemoryBuffers that are in device memory.

BaseDeviceMemoryBuffer(long, long, MemoryBuffer) - Constructor for class ai.rapids.cudf.BaseDeviceMemoryBuffer

BaseDeviceMemoryBuffer(long, long, MemoryBuffer.MemoryBufferCleaner) - Constructor for class ai.rapids.cudf.BaseDeviceMemoryBuffer

BasicType(boolean, DType) - Constructor for class ai.rapids.cudf.HostColumnVector.BasicType

BatchedLZ4Compressor - Class in ai.rapids.cudf.nvcomp

Multi-buffer LZ4 compressor

BatchedLZ4Compressor(long, long) - Constructor for class ai.rapids.cudf.nvcomp.BatchedLZ4Compressor

Construct a batched LZ4 compressor instance

BatchedLZ4Decompressor - Class in ai.rapids.cudf.nvcomp

LZ4 decompressor that operates on multiple input buffers in a batch

BatchedLZ4Decompressor() - Constructor for class ai.rapids.cudf.nvcomp.BatchedLZ4Decompressor

BinaryOp - Enum in ai.rapids.cudf

Mathematical binary operations.

binaryOp(BinaryOp, BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Multiple different binary operations.

binaryOp(BinaryOp, BinaryOperable, DType) - Method in class ai.rapids.cudf.ColumnView

Multiple different binary operations.

binaryOp(BinaryOp, BinaryOperable, DType) - Method in class ai.rapids.cudf.Scalar

BinaryOperable - Interface in ai.rapids.cudf

BinaryOperation - Class in ai.rapids.cudf.ast

A binary operation consisting of an operator and two operands.

BinaryOperation(BinaryOperator, AstExpression, AstExpression) - Constructor for class ai.rapids.cudf.ast.BinaryOperation

BinaryOperator - Enum in ai.rapids.cudf.ast

Enumeration of AST operators that can appear in a binary operation.

bitAnd(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Bit wise and (&) with the given output type.

bitAnd(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Bit wise and (&).

bitCastTo(DType) - Method in class ai.rapids.cudf.ColumnView

Zero-copy cast between types with the same underlying length.

bitInvert() - Method in class ai.rapids.cudf.ColumnView

invert the bits, output is the same type as input.

bitOr(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Bit wise or (|) with the given output type.

bitOr(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Bit wise or (|).

bitXor(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Bit wise xor (^) with the given output type.

bitXor(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Bit wise xor (^).

BOOL8 - Static variable in class ai.rapids.cudf.DType

boolFromBytes(byte...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

boolFromBytes(byte...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

bounds(int, int) - Static method in class ai.rapids.cudf.DecimalUtils

Given decimal precision and scale, returns the lower and upper bound of current decimal type.

BufferType - Enum in ai.rapids.cudf

Types of buffers supported by ColumnVectors and HostColumnVectors

build() - Method in class ai.rapids.cudf.ArrowIPCOptions.Builder

build() - Method in class ai.rapids.cudf.ArrowIPCWriterOptions.Builder

build() - Method in class ai.rapids.cudf.AvroOptions.Builder

build(DType, int, Consumer<HostColumnVector.Builder>) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector.

build(int, long, Consumer<HostColumnVector.Builder>) - Static method in class ai.rapids.cudf.ColumnVector

build() - Method in class ai.rapids.cudf.ColumnWriterOptions.ListBuilder

build() - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

build() - Method in class ai.rapids.cudf.ColumnWriterOptions.StructBuilder

build() - Method in class ai.rapids.cudf.CSVOptions.Builder

build() - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

build() - Method in class ai.rapids.cudf.GetJsonObjectOptions.Builder

build() - Method in class ai.rapids.cudf.GroupByOptions.Builder

build(DType, int, Consumer<HostColumnVector.Builder>) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector.

build(int, long, Consumer<HostColumnVector.Builder>) - Static method in class ai.rapids.cudf.HostColumnVector

build() - Method in class ai.rapids.cudf.HostColumnVector.Builder

Finish and create the immutable CudfColumn.

build() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

build() - Method in class ai.rapids.cudf.JSONOptions.Builder

build() - Method in class ai.rapids.cudf.ORCOptions.Builder

build() - Method in class ai.rapids.cudf.ORCWriterOptions.Builder

build() - Method in class ai.rapids.cudf.ParquetOptions.Builder

build() - Method in class ai.rapids.cudf.ParquetWriterOptions.Builder

build() - Method in class ai.rapids.cudf.Schema.Builder

build() - Method in class ai.rapids.cudf.Table.TestBuilder

build() - Method in class ai.rapids.cudf.TableDebug.Builder

build() - Method in class ai.rapids.cudf.WindowOptions.Builder

buildAndPutOnDevice() - Method in class ai.rapids.cudf.ArrowColumnBuilder

Create the immutable ColumnVector, copied to the device based on the Arrow data.

buildAndPutOnDevice() - Method in class ai.rapids.cudf.HostColumnVector.Builder

Finish and create the immutable ColumnVector, copied to the device.

buildAndPutOnDevice() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

Finish and create the immutable ColumnVector, copied to the device.

builder() - Static method in class ai.rapids.cudf.ArrowIPCOptions

Builder() - Constructor for class ai.rapids.cudf.ArrowIPCOptions.Builder

builder() - Static method in class ai.rapids.cudf.ArrowIPCWriterOptions

Builder() - Constructor for class ai.rapids.cudf.ArrowIPCWriterOptions.Builder

builder() - Static method in class ai.rapids.cudf.AvroOptions

Builder() - Constructor for class ai.rapids.cudf.AvroOptions.Builder

Builder() - Constructor for class ai.rapids.cudf.ColumnFilterOptions.Builder

Builder() - Constructor for class ai.rapids.cudf.CompressionMetadataWriterOptions.Builder

builder() - Static method in class ai.rapids.cudf.CSVOptions

Builder() - Constructor for class ai.rapids.cudf.CSVOptions.Builder

builder() - Static method in class ai.rapids.cudf.CSVWriterOptions

Builder() - Constructor for class ai.rapids.cudf.CSVWriterOptions.Builder

builder() - Static method in class ai.rapids.cudf.GetJsonObjectOptions

Builder() - Constructor for class ai.rapids.cudf.GetJsonObjectOptions.Builder

builder() - Static method in class ai.rapids.cudf.GroupByOptions

Builder() - Constructor for class ai.rapids.cudf.GroupByOptions.Builder

builder(DType, int) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new Builder to hold the specified number of rows.

builder(int, long) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new Builder to hold the specified number of rows and with enough space to hold the given amount of string data.

builder() - Static method in class ai.rapids.cudf.JSONOptions

Builder() - Constructor for class ai.rapids.cudf.JSONOptions.Builder

builder() - Static method in class ai.rapids.cudf.ORCOptions

Builder() - Constructor for class ai.rapids.cudf.ORCOptions.Builder

builder() - Static method in class ai.rapids.cudf.ORCWriterOptions

Builder() - Constructor for class ai.rapids.cudf.ORCWriterOptions.Builder

builder() - Static method in class ai.rapids.cudf.ParquetOptions

Builder() - Constructor for class ai.rapids.cudf.ParquetOptions.Builder

builder() - Static method in class ai.rapids.cudf.ParquetWriterOptions

Builder() - Constructor for class ai.rapids.cudf.ParquetWriterOptions.Builder

builder() - Static method in class ai.rapids.cudf.Schema

builder() - Static method in class ai.rapids.cudf.TableDebug

Builder() - Constructor for class ai.rapids.cudf.TableDebug.Builder

builder() - Static method in class ai.rapids.cudf.WindowOptions

Builder() - Constructor for class ai.rapids.cudf.WindowOptions.Builder

buildMetadata() - Method in class ai.rapids.cudf.ChunkedPack

Generates opaque table metadata that can be unpacked via `cudf::unpack` at a later time.

C

capitalize(Scalar) - Method in class ai.rapids.cudf.ColumnView

Returns a column of capitalized strings.

capture() - Method in class ai.rapids.cudf.RegexProgram

Get the capture groups setting used to create this instance

CaptureGroups - Enum in ai.rapids.cudf

Capture groups setting, closely following cudf::strings::capture_groups.

castTo(DType) - Method in class ai.rapids.cudf.ColumnVector

Generic method to cast ColumnVector When casting from a Date, Timestamp, or Boolean to a numerical type the underlying numerical representation of the data will be used for the cast.

castTo(DType) - Method in class ai.rapids.cudf.ColumnView

Generic method to cast ColumnVector When casting from a Date, Timestamp, or Boolean to a numerical type the underlying numerical representation of the data will be used for the cast.

cbrt() - Method in class ai.rapids.cudf.ColumnView

Calculate the cube root, output is the same type as input.

ceil() - Method in class ai.rapids.cudf.ColumnView

Calculate the ceil, output is the same type as input.

childColumnOptions - Variable in class ai.rapids.cudf.ColumnWriterOptions

children - Variable in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

children - Variable in class ai.rapids.cudf.HostColumnVectorCore

children - Variable in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

ChunkedPack - Class in ai.rapids.cudf

JNI interface to cudf::chunked_pack.

ChunkedPack(long) - Constructor for class ai.rapids.cudf.ChunkedPack

This constructor is invoked by `Table.makeChunkedPack` after creating a native `cudf::chunked_pack`.

clamp(Scalar, Scalar) - Method in class ai.rapids.cudf.ColumnView

Replaces values less than `lo` in `input` with `lo`, and values greater than `hi` with `hi`.

clamp(Scalar, Scalar, Scalar, Scalar) - Method in class ai.rapids.cudf.ColumnView

Replaces values less than `lo` in `input` with `lo_replace`, and values greater than `hi` with `hi_replace`.

clean(boolean) - Method in class ai.rapids.cudf.MemoryCleaner.Cleaner

Clean up any resources not previously released.

cleaner - Variable in class ai.rapids.cudf.MemoryBuffer

Cleaner() - Constructor for class ai.rapids.cudf.MemoryCleaner.Cleaner

cleanImpl(boolean) - Method in class ai.rapids.cudf.ColumnVector.OffHeapState

cleanImpl(boolean) - Method in class ai.rapids.cudf.HostColumnVectorCore.OffHeapState

cleanImpl(boolean) - Method in class ai.rapids.cudf.MemoryCleaner.Cleaner

Clean up any resources not previously released.

cleanupDefaultCudaDevice() - Static method in class ai.rapids.cudf.Rmm

clearEventHandler() - Static method in class ai.rapids.cudf.Rmm

Clears the active RMM event handler if one is set.

close() - Method in class ai.rapids.cudf.ArrowColumnBuilder

close() - Method in class ai.rapids.cudf.ast.CompiledExpression

close() - Method in class ai.rapids.cudf.ChunkedPack

close() - Method in class ai.rapids.cudf.CloseableArray

close(Exception) - Method in class ai.rapids.cudf.CloseableArray

close() - Method in class ai.rapids.cudf.ColumnVector

Close this Vector and free memory allocated for HostMemoryBuffer and DeviceMemoryBuffer

close() - Method in class ai.rapids.cudf.ColumnView

close() - Method in class ai.rapids.cudf.ContigSplitGroupByResult

close() - Method in class ai.rapids.cudf.ContiguousTable

Close the contiguous table instance and its underlying resources.

close() - Method in class ai.rapids.cudf.Cuda.Event

close() - Method in class ai.rapids.cudf.Cuda.Stream

close() - Method in class ai.rapids.cudf.CuFileBuffer

close() - Method in class ai.rapids.cudf.DataSource

close() - Method in class ai.rapids.cudf.GatherMap

Close the device buffer backing the gather map data.

close() - Method in class ai.rapids.cudf.HashJoin

close() - Method in interface ai.rapids.cudf.HostBufferProvider

Indicates that no more buffers will be supplied.

close() - Method in class ai.rapids.cudf.HostColumnVector.Builder

Close this builder and free memory if the CudfColumn wasn't generated.

close() - Method in class ai.rapids.cudf.HostColumnVector

Close this Vector and free memory allocated for HostMemoryBuffer and DeviceMemoryBuffer

close() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

close() - Method in class ai.rapids.cudf.HostColumnVectorCore

Close method for the column

close() - Method in class ai.rapids.cudf.JCudfSerialization.HostConcatResult

close() - Method in class ai.rapids.cudf.JCudfSerialization.TableAndRowCountPair

close() - Method in class ai.rapids.cudf.MemoryBuffer

Close this buffer and free memory

close() - Method in class ai.rapids.cudf.MixedJoinSize

close() - Method in class ai.rapids.cudf.MultiBufferDataSource

close() - Method in class ai.rapids.cudf.NvtxRange

close() - Method in class ai.rapids.cudf.NvtxUniqueRange

close() - Method in class ai.rapids.cudf.PackedColumnMetadata

Close the PackedColumnMetadata instance and its underlying resources.

close() - Method in class ai.rapids.cudf.ParquetChunkedReader

close() - Method in class ai.rapids.cudf.PartitionedTable

close() - Method in class ai.rapids.cudf.PinnedMemoryPool

close() - Method in class ai.rapids.cudf.RmmArenaMemoryResource

close() - Method in class ai.rapids.cudf.RmmCudaAsyncMemoryResource

close() - Method in class ai.rapids.cudf.RmmCudaMemoryResource

close() - Method in interface ai.rapids.cudf.RmmDeviceMemoryResource

close() - Method in class ai.rapids.cudf.RmmEventHandlerResourceAdaptor

close() - Method in class ai.rapids.cudf.RmmLimitingResourceAdaptor

close() - Method in class ai.rapids.cudf.RmmLoggingResourceAdaptor

close() - Method in class ai.rapids.cudf.RmmManagedMemoryResource

close() - Method in class ai.rapids.cudf.RmmPoolMemoryResource

close() - Method in class ai.rapids.cudf.RmmTrackingResourceAdaptor

close() - Method in class ai.rapids.cudf.RmmWrappingDeviceMemoryResource

close() - Method in class ai.rapids.cudf.Scalar

Free the memory associated with a scalar.

close() - Method in interface ai.rapids.cudf.StreamedTableReader

close() - Method in class ai.rapids.cudf.Table

close() - Method in class ai.rapids.cudf.TableWithMeta

close() - Method in class ai.rapids.cudf.TableWriter

close() - Method in class ai.rapids.cudf.WindowOptions

CloseableArray<T extends AutoCloseable> - Class in ai.rapids.cudf

Utility class that wraps an array of closeable instances and can be closed

closeAt(int) - Method in class ai.rapids.cudf.CloseableArray

closed - Variable in class ai.rapids.cudf.MemoryBuffer

closeGroups() - Method in class ai.rapids.cudf.ContigSplitGroupByResult

Close the split group tables

closeUniqKeyTable() - Method in class ai.rapids.cudf.ContigSplitGroupByResult

Close the key table or key columns

codePoints() - Method in class ai.rapids.cudf.ColumnView

Get the code point values (integers) for each character of each string.

collectList() - Static method in class ai.rapids.cudf.GroupByAggregation

Collect the values into a list.

collectList(NullPolicy) - Static method in class ai.rapids.cudf.GroupByAggregation

Collect the values into a list.

collectList() - Static method in class ai.rapids.cudf.ReductionAggregation

collectList(NullPolicy) - Static method in class ai.rapids.cudf.ReductionAggregation

Collect the values into a list.

collectList() - Static method in class ai.rapids.cudf.RollingAggregation

Collect the values into a list.

collectList(NullPolicy) - Static method in class ai.rapids.cudf.RollingAggregation

Collect the values into a list.

collectSet() - Static method in class ai.rapids.cudf.GroupByAggregation

Collect the values into a set.

collectSet(NullPolicy, NullEquality, NaNEquality) - Static method in class ai.rapids.cudf.GroupByAggregation

Collect the values into a set.

collectSet() - Static method in class ai.rapids.cudf.ReductionAggregation

Collect the values into a set.

collectSet(NullPolicy, NullEquality, NaNEquality) - Static method in class ai.rapids.cudf.ReductionAggregation

Collect the values into a set.

collectSet() - Static method in class ai.rapids.cudf.RollingAggregation

Collect the values into a set.

collectSet(NullPolicy, NullEquality, NaNEquality) - Static method in class ai.rapids.cudf.RollingAggregation

Collect the values into a set.

column(DType, String) - Method in class ai.rapids.cudf.Schema.Builder

Adds a single column to the current schema.

column(String...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Boolean...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Byte...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Short...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Integer...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Long...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Float...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Double...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(HostColumnVector.ListType, List<?>...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(String[]...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Boolean[]...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Byte[]...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Short[]...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Integer[]...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Long[]...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Float[]...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(Double[]...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(HostColumnVector.StructType, HostColumnVector.StructData...) - Method in class ai.rapids.cudf.Table.TestBuilder

column(HostColumnVector.StructType, HostColumnVector.StructData[]...) - Method in class ai.rapids.cudf.Table.TestBuilder

ColumnBuilder(HostColumnVector.DataType, long) - Constructor for class ai.rapids.cudf.HostColumnVector.ColumnBuilder

ColumnFilterOptions - Class in ai.rapids.cudf

Base options class for input formats that can filter columns.

ColumnFilterOptions(ColumnFilterOptions.Builder<?>) - Constructor for class ai.rapids.cudf.ColumnFilterOptions

ColumnFilterOptions.Builder<T extends ColumnFilterOptions.Builder> - Class in ai.rapids.cudf

columnIndex - Variable in class ai.rapids.cudf.GroupByAggregationOnColumn

columnIndex - Variable in class ai.rapids.cudf.GroupByScanAggregationOnColumn

columnIndex - Variable in class ai.rapids.cudf.RollingAggregationOnColumn

ColumnReference - Class in ai.rapids.cudf.ast

A reference to a column in an input table.

ColumnReference(int) - Constructor for class ai.rapids.cudf.ast.ColumnReference

Construct a column reference to either the only or leftmost input table

ColumnReference(int, TableReference) - Constructor for class ai.rapids.cudf.ast.ColumnReference

Construct a column reference to the specified column index in the specified table

ColumnVector - Class in ai.rapids.cudf

This class represents the immutable vector of data.

ColumnVector(long) - Constructor for class ai.rapids.cudf.ColumnVector

Wrap an existing on device cudf::column with the corresponding ColumnVector.

ColumnVector(DType, long, Optional<Long>, DeviceMemoryBuffer, DeviceMemoryBuffer, DeviceMemoryBuffer) - Constructor for class ai.rapids.cudf.ColumnVector

Create a new column vector based off of data already on the device.

ColumnVector(DType, long, Optional<Long>, DeviceMemoryBuffer, DeviceMemoryBuffer, DeviceMemoryBuffer, List<DeviceMemoryBuffer>, long[]) - Constructor for class ai.rapids.cudf.ColumnVector

Create a new column vector based off of data already on the device with child columns.

ColumnVector.EventHandler - Interface in ai.rapids.cudf

Interface to handle events for this ColumnVector.

ColumnVector.OffHeapState - Class in ai.rapids.cudf

Holds the off heap state of the column vector so we can clean it up, even if it is leaked.

ColumnView - Class in ai.rapids.cudf

This class represents the column_view of a column analogous to its cudf cpp counterpart.

ColumnView(ColumnVector.OffHeapState) - Constructor for class ai.rapids.cudf.ColumnView

Intended to be called from ColumnVector when it is being constructed.

ColumnView(DType, long, Optional<Long>, BaseDeviceMemoryBuffer, BaseDeviceMemoryBuffer, ColumnView[]) - Constructor for class ai.rapids.cudf.ColumnView

Create a new column view based off of data already on the device.

ColumnView(DType, long, Optional<Long>, BaseDeviceMemoryBuffer, BaseDeviceMemoryBuffer) - Constructor for class ai.rapids.cudf.ColumnView

Create a new column view based off of data already on the device.

ColumnView(DType, long, Optional<Long>, BaseDeviceMemoryBuffer, BaseDeviceMemoryBuffer, BaseDeviceMemoryBuffer) - Constructor for class ai.rapids.cudf.ColumnView

Create a new column view based off of data already on the device.

ColumnView.FindOptions - Enum in ai.rapids.cudf

Enum to choose behaviour of listIndexOf functions: 1.

ColumnWriterOptions - Class in ai.rapids.cudf

Per column settings for writing Parquet/ORC files.

ColumnWriterOptions(String, boolean, int, boolean) - Constructor for class ai.rapids.cudf.ColumnWriterOptions

ColumnWriterOptions(String, boolean, int, boolean, int) - Constructor for class ai.rapids.cudf.ColumnWriterOptions

ColumnWriterOptions(String, boolean) - Constructor for class ai.rapids.cudf.ColumnWriterOptions

ColumnWriterOptions(String, boolean, int) - Constructor for class ai.rapids.cudf.ColumnWriterOptions

ColumnWriterOptions(String) - Constructor for class ai.rapids.cudf.ColumnWriterOptions

ColumnWriterOptions.AbstractStructBuilder<T extends ColumnWriterOptions.AbstractStructBuilder,V extends ColumnWriterOptions> - Class in ai.rapids.cudf

ColumnWriterOptions.ByteArrayProducer - Interface in ai.rapids.cudf

ColumnWriterOptions.IntArrayProducer - Interface in ai.rapids.cudf

ColumnWriterOptions.ListBuilder - Class in ai.rapids.cudf

ColumnWriterOptions.ListColumnWriterOptions - Class in ai.rapids.cudf

ColumnWriterOptions.NestedBuilder<T extends ColumnWriterOptions.NestedBuilder,V extends ColumnWriterOptions> - Class in ai.rapids.cudf

ColumnWriterOptions.StructBuilder - Class in ai.rapids.cudf

ColumnWriterOptions.StructColumnWriterOptions - Class in ai.rapids.cudf

combinedFlags() - Method in class ai.rapids.cudf.RegexProgram

Combine the regex flags using 'or'

combineInt64SumChunks(Table, DType) - Static method in class ai.rapids.cudf.Aggregation128Utils

Reassemble a column of 128-bit values from a table of four 64-bit integer columns and check for overflow.

compile() - Method in class ai.rapids.cudf.ast.AstExpression

CompiledExpression - Class in ai.rapids.cudf.ast

This class wraps a native compiled AST and must be closed to avoid native memory leaks.

compress(BaseDeviceMemoryBuffer[], Cuda.Stream) - Method in class ai.rapids.cudf.nvcomp.BatchedLZ4Compressor

Compress a batch of buffers with LZ4.

CompressionMetadataWriterOptions - Class in ai.rapids.cudf

CompressionMetadataWriterOptions(CompressionMetadataWriterOptions.Builder) - Constructor for class ai.rapids.cudf.CompressionMetadataWriterOptions

CompressionMetadataWriterOptions.Builder<T extends CompressionMetadataWriterOptions.Builder,V extends CompressionMetadataWriterOptions> - Class in ai.rapids.cudf

compressionRatio - Variable in class ai.rapids.cudf.TableWriter.WriteStatistics

CompressionType - Enum in ai.rapids.cudf

Enumeration of compression formats.

CompressionType - Enum in ai.rapids.cudf.nvcomp

Enumeration of data types that can be compressed.

computeColumn(Table) - Method in class ai.rapids.cudf.ast.CompiledExpression

Compute a new column by applying this AST expression to the specified table.

concatenate(ColumnView...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector by concatenating multiple columns together.

concatenate(Table...) - Static method in class ai.rapids.cudf.Table

Concatenate multiple tables together to form a single table.

concatToContiguousTable(JCudfSerialization.SerializedTableHeader[], HostMemoryBuffer[]) - Static method in class ai.rapids.cudf.JCudfSerialization

Concatenate multiple tables in host memory into a contiguous table in device memory.

concatToHostBuffer(JCudfSerialization.SerializedTableHeader[], HostMemoryBuffer[], HostMemoryAllocator) - Static method in class ai.rapids.cudf.JCudfSerialization

Concatenate multiple tables in host memory into a single host table buffer.

concatToHostBuffer(JCudfSerialization.SerializedTableHeader[], HostMemoryBuffer[]) - Static method in class ai.rapids.cudf.JCudfSerialization

conditionalFullJoinGatherMaps(Table, CompiledExpression) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a full join between two tables when a conditional expression is true.

conditionalInnerJoinGatherMaps(Table, CompiledExpression) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of an inner join between two tables when a conditional expression is true.

conditionalInnerJoinGatherMaps(Table, CompiledExpression, long) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of an inner join between two tables when a conditional expression is true.

conditionalInnerJoinRowCount(Table, CompiledExpression) - Method in class ai.rapids.cudf.Table

Computes the number of rows from the result of an inner join between two tables when a conditional expression is true.

conditionalLeftAntiJoinGatherMap(Table, CompiledExpression) - Method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left anti join between two tables when a conditional expression is true.

conditionalLeftAntiJoinGatherMap(Table, CompiledExpression, long) - Method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left anti join between two tables when a conditional expression is true.

conditionalLeftAntiJoinRowCount(Table, CompiledExpression) - Method in class ai.rapids.cudf.Table

Computes the number of rows from the result of a left anti join between two tables when a conditional expression is true.

conditionalLeftJoinGatherMaps(Table, CompiledExpression) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a left join between two tables when a conditional expression is true.

conditionalLeftJoinGatherMaps(Table, CompiledExpression, long) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a left join between two tables when a conditional expression is true.

conditionalLeftJoinRowCount(Table, CompiledExpression) - Method in class ai.rapids.cudf.Table

Computes the number of rows from the result of a left join between two tables when a conditional expression is true.

conditionalLeftSemiJoinGatherMap(Table, CompiledExpression) - Method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left semi join between two tables when a conditional expression is true.

conditionalLeftSemiJoinGatherMap(Table, CompiledExpression, long) - Method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left semi join between two tables when a conditional expression is true.

conditionalLeftSemiJoinRowCount(Table, CompiledExpression) - Method in class ai.rapids.cudf.Table

Computes the number of rows from the result of a left semi join between two tables when a conditional expression is true.

configuredDefaultShutdownHook() - Static method in class ai.rapids.cudf.MemoryCleaner

Check if configured the shutdown hook which checks leaks at shutdown time.

contains(Scalar) - Method in class ai.rapids.cudf.ColumnView

Find if the `needle` is present in this col example: Single Column: idx 0 1 2 3 4 col = { 10, 20, 20, 30, 50 } Scalar: value = { 20 } result = true

contains(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Returns a new column of DType.BOOL8 elements having the same size as this column, each row value is true if the corresponding entry in this column is contained in the given searchSpace column and false if it is not.

containsRe(String) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

containsRe(RegexProgram) - Method in class ai.rapids.cudf.ColumnView

Returns a boolean ColumnVector identifying rows which match the given RegexProgram pattern starting at any location.

ContigSplitGroupByResult - Class in ai.rapids.cudf

Used to save groups and uniq key table for `Table.contiguousSplitGroupsAndGenUniqKeys` Each row in uniq key table is corresponding to a group Resource management note: This class is the owner of `groups` and `uniqKeysTable`(or uniqKeyColumns if table is not constructed) 1: Use `closeGroups` and `closeUniqKeyTable` to close the resources separately if you want to close eagerly.

ContigSplitGroupByResult() - Constructor for class ai.rapids.cudf.ContigSplitGroupByResult

contiguousSplit(int...) - Method in class ai.rapids.cudf.Table

Split a table at given boundaries, but the result of each split has memory that is laid out in a contiguous range of memory.

contiguousSplitGroups() - Method in class ai.rapids.cudf.Table.GroupByOperation

Splits the groups in a single table into separate tables according to the grouping keys.

contiguousSplitGroupsAndGenUniqKeys() - Method in class ai.rapids.cudf.Table.GroupByOperation

Similar to Table.GroupByOperation.contiguousSplitGroups(), return an extra uniq key table in which each row is corresponding to a group split.

ContiguousTable - Class in ai.rapids.cudf

A table that is backed by a single contiguous device buffer.

convertDecimal128FromJavaToCudf(byte[]) - Static method in class ai.rapids.cudf.HostColumnVectorCore

copyFromDeviceBuffer(BaseDeviceMemoryBuffer) - Method in class ai.rapids.cudf.HostMemoryBuffer

Synchronously copy from a DeviceMemoryBuffer to a HostMemoryBuffer

copyFromDeviceBuffer(BaseDeviceMemoryBuffer, Cuda.Stream) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy from a DeviceMemoryBuffer to a HostMemoryBuffer using the specified stream.

copyFromDeviceBufferAsync(long, BaseDeviceMemoryBuffer, long, long, Cuda.Stream) - Method in class ai.rapids.cudf.BaseDeviceMemoryBuffer

Copy a subset of src to this buffer starting at destOffset using the specified CUDA stream.

copyFromDeviceBufferAsync(BaseDeviceMemoryBuffer, Cuda.Stream) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy from a DeviceMemoryBuffer to a HostMemoryBuffer using the specified stream.

copyFromHostBuffer(long, HostMemoryBuffer, long, long) - Method in class ai.rapids.cudf.BaseDeviceMemoryBuffer

Copy a subset of src to this buffer starting at destOffset.

copyFromHostBuffer(long, HostMemoryBuffer, long, long, Cuda.Stream) - Method in class ai.rapids.cudf.BaseDeviceMemoryBuffer

Copy a subset of src to this buffer starting at destOffset using the specified CUDA stream.

copyFromHostBuffer(HostMemoryBuffer, long, long) - Method in class ai.rapids.cudf.BaseDeviceMemoryBuffer

Copy a subset of src to this buffer starting at the beginning of this.

copyFromHostBuffer(HostMemoryBuffer) - Method in class ai.rapids.cudf.BaseDeviceMemoryBuffer

Copy everything from src to this buffer starting at the beginning of this buffer.

copyFromHostBuffer(HostMemoryBuffer, Cuda.Stream) - Method in class ai.rapids.cudf.BaseDeviceMemoryBuffer

Copy entire host buffer starting at the beginning of this buffer using a CUDA stream.

copyFromHostBuffer(long, HostMemoryBuffer, long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy the contents of the given buffer to this buffer

copyFromHostBufferAsync(long, HostMemoryBuffer, long, long, Cuda.Stream) - Method in class ai.rapids.cudf.BaseDeviceMemoryBuffer

Copy a subset of src to this buffer starting at destOffset using the specified CUDA stream.

copyFromHostBufferAsync(HostMemoryBuffer, Cuda.Stream) - Method in class ai.rapids.cudf.BaseDeviceMemoryBuffer

Copy entire host buffer starting at the beginning of this buffer using a CUDA stream.

copyFromMemoryBuffer(long, MemoryBuffer, long, long, Cuda.Stream) - Method in class ai.rapids.cudf.MemoryBuffer

Copy a subset of src to this buffer starting at destOffset using the specified CUDA stream.

copyFromMemoryBufferAsync(long, MemoryBuffer, long, long, Cuda.Stream) - Method in class ai.rapids.cudf.MemoryBuffer

Copy a subset of src to this buffer starting at destOffset using the specified CUDA stream.

copyToColumnVector() - Method in class ai.rapids.cudf.ColumnVector

For a ColumnVector this is really just incrementing the reference count.

copyToColumnVector() - Method in class ai.rapids.cudf.ColumnView

Creates a ColumnVector from a column view handle

copyToDevice() - Method in class ai.rapids.cudf.HostColumnVector

Copy the data to the device.

copyToHost(HostMemoryAllocator) - Method in class ai.rapids.cudf.ColumnView

Copy the data to the host.

copyToHost() - Method in class ai.rapids.cudf.ColumnView

copyWithBooleanColumnAsValidity(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Creates a deep copy of a column while replacing the validity mask.

cos() - Method in class ai.rapids.cudf.ColumnView

Calculate the cos, output is the same type as input.

cosh() - Method in class ai.rapids.cudf.ColumnView

Calculate the hyperbolic cos, output is the same type as input.

count() - Static method in class ai.rapids.cudf.GroupByAggregation

Count number of valid, a.k.a.

count(NullPolicy) - Static method in class ai.rapids.cudf.GroupByAggregation

Count number of elements.

count(NullPolicy) - Static method in class ai.rapids.cudf.GroupByScanAggregation

Count number of elements.

count() - Static method in class ai.rapids.cudf.RollingAggregation

Count number of valid, a.k.a.

count(NullPolicy) - Static method in class ai.rapids.cudf.RollingAggregation

Count number of elements.

countElements() - Method in class ai.rapids.cudf.ColumnView

Get the number of elements for each list.

create(DType.DTypeEnum) - Static method in class ai.rapids.cudf.DType

Factory method for non-decimal DType instances.

create(DType.DTypeEnum, int) - Static method in class ai.rapids.cudf.DType

Factory method specialized for decimal DType instances.

createDecimalType(int, int) - Static method in class ai.rapids.cudf.DecimalUtils

Creates a cuDF decimal type with precision and scale

createTDigest(int) - Static method in class ai.rapids.cudf.GroupByAggregation

Compute a t-digest from on a fixed-width numeric input column.

createTDigest(int) - Static method in class ai.rapids.cudf.ReductionAggregation

tDigest reduction.

crossJoin(Table) - Method in class ai.rapids.cudf.Table

Joins two tables all of the left against all of the right.

CSVOptions - Class in ai.rapids.cudf

Options for reading a CSV file

CSVOptions.Builder - Class in ai.rapids.cudf

CSVWriterOptions - Class in ai.rapids.cudf

Options for writing a CSV file

CSVWriterOptions.Builder - Class in ai.rapids.cudf

Cuda - Class in ai.rapids.cudf

Cuda() - Constructor for class ai.rapids.cudf.Cuda

Cuda.Event - Class in ai.rapids.cudf

Cuda.Stream - Class in ai.rapids.cudf

A class representing a CUDA stream

CUDA_ASYNC - Static variable in class ai.rapids.cudf.RmmAllocationMode

Use CUDA async suballocation strategy

CUDA_DEFAULT - Static variable in class ai.rapids.cudf.RmmAllocationMode

Use cudaMalloc for allocation

CUDA_MANAGED_MEMORY - Static variable in class ai.rapids.cudf.RmmAllocationMode

Use cudaMallocManaged rather than cudaMalloc

CudaComputeMode - Enum in ai.rapids.cudf

This is the Java mapping of CUDA device compute modes.

CudaException - Exception in ai.rapids.cudf

Exception from the cuda language/library.

CudaException.CudaError - Enum in ai.rapids.cudf

The Java mirror of cudaError, which facilities the tracking of CUDA errors in JVM.

CudaFatalException - Exception in ai.rapids.cudf

CudaFatalException is a kind of CudaException which leaves the process in an inconsistent state and any further CUDA work will return the same error.

CudaMemInfo - Class in ai.rapids.cudf

Represent free and total device memory.

CudaMemoryBuffer - Class in ai.rapids.cudf

This class represents data allocated using `cudaMalloc` directly instead of the default RMM memory resource.

CudaMemoryBuffer(long, long, Cuda.Stream) - Constructor for class ai.rapids.cudf.CudaMemoryBuffer

Wrap an existing CUDA allocation in a device memory buffer.

CudfColumnSizeOverflowException - Exception in ai.rapids.cudf

Exception thrown when CUDF operation results in a column size exceeding CUDF column size limits

CudfException - Exception in ai.rapids.cudf

Exception thrown by cudf itself.

CuFile - Class in ai.rapids.cudf

JNI wrapper for accessing the cuFile API.

CuFile() - Constructor for class ai.rapids.cudf.CuFile

CuFileBuffer - Class in ai.rapids.cudf

Represents a cuFile buffer.

CuFileReadHandle - Class in ai.rapids.cudf

Represents a cuFile file handle for reading.

CuFileReadHandle(String) - Constructor for class ai.rapids.cudf.CuFileReadHandle

Construct a reader using the specified file path.

CuFileWriteHandle - Class in ai.rapids.cudf

Represents a cuFile file handle for reading.

CuFileWriteHandle(String) - Constructor for class ai.rapids.cudf.CuFileWriteHandle

Construct a writer using the specified file path.

currentRowFollowing() - Method in class ai.rapids.cudf.WindowOptions.Builder

currentRowPreceding() - Method in class ai.rapids.cudf.WindowOptions.Builder

D

data - Variable in class ai.rapids.cudf.HostColumnVectorCore.OffHeapState

DataSource - Class in ai.rapids.cudf

Base class that can be used to provide data dynamically to CUDF.

DataSource() - Constructor for class ai.rapids.cudf.DataSource

DataType() - Constructor for class ai.rapids.cudf.HostColumnVector.DataType

day() - Method in class ai.rapids.cudf.ColumnView

Get day from a timestamp.

dayOfYear() - Method in class ai.rapids.cudf.ColumnView

Get the day of the year from a timestamp.

daysFromInts(int...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

daysFromInts(int...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

debug(String, Table) - Method in class ai.rapids.cudf.TableDebug

Print the contents of a table.

debug(String, ColumnView) - Method in class ai.rapids.cudf.TableDebug

Print the contents of a column.

debug(String, HostColumnVectorCore) - Method in class ai.rapids.cudf.TableDebug

Print the contents of a column.

DECIMAL128_MAX_PRECISION - Static variable in class ai.rapids.cudf.DType

decimal128Column(String...) - Method in class ai.rapids.cudf.ORCOptions.Builder

Specify decimal columns which shall be read as DECIMAL128.

decimal128Column(int, RoundingMode, BigInteger...) - Method in class ai.rapids.cudf.Table.TestBuilder

DECIMAL32_MAX_PRECISION - Static variable in class ai.rapids.cudf.DType

decimal32Column(int, Integer...) - Method in class ai.rapids.cudf.Table.TestBuilder

decimal32Column(int, RoundingMode, Double...) - Method in class ai.rapids.cudf.Table.TestBuilder

decimal32Column(int, RoundingMode, String...) - Method in class ai.rapids.cudf.Table.TestBuilder

DECIMAL64_MAX_PRECISION - Static variable in class ai.rapids.cudf.DType

decimal64Column(int, Long...) - Method in class ai.rapids.cudf.Table.TestBuilder

decimal64Column(int, RoundingMode, Double...) - Method in class ai.rapids.cudf.Table.TestBuilder

decimal64Column(int, RoundingMode, String...) - Method in class ai.rapids.cudf.Table.TestBuilder

decimalFromBigInt(int, BigInteger...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new decimal vector from BigIntegers Compared with scale of [[java.math.BigDecimal]], the scale here represents the opposite meaning.

decimalFromBigIntegers(int, BigInteger...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new decimal vector from unscaled values (BigInteger array) and scale.

decimalFromBoxedInts(int, Integer...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new decimal vector from boxed unscaled values (Integer array) and scale.

decimalFromBoxedInts(int, Integer...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new decimal vector from boxed unscaled values (Integer array) and scale.

decimalFromBoxedLongs(int, Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new decimal vector from boxed unscaled values (Long array) and scale.

decimalFromBoxedLongs(int, Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new decimal vector from boxed unscaled values (Long array) and scale.

decimalFromDoubles(DType, RoundingMode, double...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new decimal vector from double floats with specific DecimalType and RoundingMode.

decimalFromDoubles(DType, RoundingMode, double...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new decimal vector from double floats with specific DecimalType and RoundingMode.

decimalFromInts(int, int...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new decimal vector from unscaled values (int array) and scale.

decimalFromInts(int, int...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new decimal vector from unscaled values (int array) and scale.

decimalFromLongs(int, long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new decimal vector from unscaled values (long array) and scale.

decimalFromLongs(int, long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new decimal vector from unscaled values (long array) and scale.

DecimalUtils - Class in ai.rapids.cudf

DecimalUtils() - Constructor for class ai.rapids.cudf.DecimalUtils

decompressAsync(long, BaseDeviceMemoryBuffer[], BaseDeviceMemoryBuffer[], Cuda.Stream) - Static method in class ai.rapids.cudf.nvcomp.BatchedLZ4Decompressor

Asynchronously decompress a batch of buffers

DEFAULT - Static variable in class ai.rapids.cudf.ArrowIPCOptions

DEFAULT - Static variable in class ai.rapids.cudf.ArrowIPCWriterOptions

DEFAULT - Static variable in class ai.rapids.cudf.AvroOptions

DEFAULT - Static variable in class ai.rapids.cudf.CSVOptions

DEFAULT - Static variable in class ai.rapids.cudf.GetJsonObjectOptions

DEFAULT - Static variable in class ai.rapids.cudf.GroupByOptions

DEFAULT - Static variable in class ai.rapids.cudf.JSONOptions

DEFAULT - Static variable in class ai.rapids.cudf.ORCOptions

DEFAULT - Static variable in class ai.rapids.cudf.ParquetOptions

DEFAULT_STREAM - Static variable in class ai.rapids.cudf.Cuda

DefaultHostMemoryAllocator - Class in ai.rapids.cudf

DefaultHostMemoryAllocator() - Constructor for class ai.rapids.cudf.DefaultHostMemoryAllocator

delRef() - Method in class ai.rapids.cudf.MemoryCleaner.Cleaner

denseRank() - Static method in class ai.rapids.cudf.GroupByScanAggregation

Get the row's dense ranking.

denseRank() - Static method in class ai.rapids.cudf.ScanAggregation

Get the row's dense ranking.

desc(int) - Static method in class ai.rapids.cudf.OrderByArg

desc(int, boolean) - Static method in class ai.rapids.cudf.OrderByArg

DeviceMemoryBuffer - Class in ai.rapids.cudf

This class represents data in some form on the GPU.

DeviceMemoryBufferView - Class in ai.rapids.cudf

This class represents data in some form on the GPU.

deviceRead(long, DeviceMemoryBuffer, Cuda.Stream) - Method in class ai.rapids.cudf.DataSource

Read data from the source at the given offset into dest.

deviceRead(long, DeviceMemoryBuffer, Cuda.Stream) - Method in class ai.rapids.cudf.MultiBufferDataSource

deviceSynchronize() - Static method in class ai.rapids.cudf.Cuda

Synchronizes the whole device using cudaDeviceSynchronize.

distinctCount(NullPolicy) - Method in class ai.rapids.cudf.ColumnView

Count how many rows in the column are distinct from one another.

distinctCount() - Method in class ai.rapids.cudf.ColumnView

Count how many rows in the column are distinct from one another.

distinctCount(NullEquality) - Method in class ai.rapids.cudf.Table

Count how many rows in the table are distinct from one another.

distinctCount() - Method in class ai.rapids.cudf.Table

Count how many rows in the table are distinct from one another.

div(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Divide one vector by another with the given output type.

div(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Divide one vector by another.

done() - Method in interface ai.rapids.cudf.HostBufferConsumer

Indicates that no more buffers will be supplied.

doneWithTheGpu(Table) - Method in interface ai.rapids.cudf.ArrowIPCWriterOptions.DoneOnGpu

A callback to indicate that the table is off of the GPU and may be closed, even if all of the data is not yet written.

dropDuplicates(int[], Table.DuplicateKeepOption, boolean) - Method in class ai.rapids.cudf.Table

Copy rows of the current table to an output table such that duplicate rows in the key columns are ignored (i.e., only one row from the duplicate ones will be copied).

dropListDuplicates() - Method in class ai.rapids.cudf.ColumnView

Create a new LIST column by copying elements from the current LIST column ignoring duplicate, producing a LIST column in which each list contain only unique elements.

dropListDuplicatesWithKeysValues() - Method in class ai.rapids.cudf.ColumnView

Given a LIST column in which each element is a struct containing a pair.

DType - Class in ai.rapids.cudf

dtype - Variable in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

DType.DTypeEnum - Enum in ai.rapids.cudf

DURATION_DAYS - Static variable in class ai.rapids.cudf.DType

DURATION_MICROSECONDS - Static variable in class ai.rapids.cudf.DType

DURATION_MILLISECONDS - Static variable in class ai.rapids.cudf.DType

DURATION_NANOSECONDS - Static variable in class ai.rapids.cudf.DType

DURATION_SECONDS - Static variable in class ai.rapids.cudf.DType

durationDaysFromBoxedInts(Integer...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationDaysFromBoxedInts(Integer...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

durationDaysFromInt(int) - Static method in class ai.rapids.cudf.Scalar

Returns a DURATION_DAYS scalar

durationDaysFromInt(Integer) - Static method in class ai.rapids.cudf.Scalar

Returns a DURATION_DAYS scalar

durationDaysFromInts(int...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationDaysFromInts(int...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

durationFromLong(DType, long) - Static method in class ai.rapids.cudf.Scalar

Returns a duration scalar based on the type parameter.

durationFromLong(DType, Long) - Static method in class ai.rapids.cudf.Scalar

Returns a duration scalar based on the type parameter.

durationMicroSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationMicrosecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

durationMicroSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationMicrosecondsFromLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

durationMilliSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationMillisecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

durationMilliSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationMillisecondsFromLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

durationNanoSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationNanosecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

durationNanoSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationNanosecondsFromLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

durationSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

durationSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

durationSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

E

empty(HostColumnVector.DataType) - Static method in class ai.rapids.cudf.ColumnVector

Creates an empty column according to the data type.

EMPTY - Static variable in class ai.rapids.cudf.DType

emptyStructs(HostColumnVector.DataType, long) - Static method in class ai.rapids.cudf.ColumnVector

This method is evolving, unstable and currently test only.

emptyStructs(HostColumnVector.DataType, long) - Static method in class ai.rapids.cudf.HostColumnVector

endList() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

If you want to build up a list column you can get `builder.getChild(0)` and append to than, then when you are done call `endList` and everything that was appended to that builder will now be in the next list.

endStruct() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

If you want to build up a struct column you can get each child `builder.getChild(N)` and append to all of them, then when you are done call `endStruct` to update this builder.

endsWith(Scalar) - Method in class ai.rapids.cudf.ColumnView

Checks if each string in a column ends with a specified comparison string, resulting in a parallel column of the boolean results.

equals(Object) - Method in class ai.rapids.cudf.AggregationOverWindow

equals(Object) - Method in class ai.rapids.cudf.DType

equals(Object) - Method in class ai.rapids.cudf.GroupByAggregation

equals(Object) - Method in class ai.rapids.cudf.GroupByAggregationOnColumn

equals(Object) - Method in class ai.rapids.cudf.GroupByScanAggregation

equals(Object) - Method in class ai.rapids.cudf.GroupByScanAggregationOnColumn

equals(Object) - Method in class ai.rapids.cudf.ReductionAggregation

equals(Object) - Method in class ai.rapids.cudf.ReplacePolicyWithColumn

equals(Object) - Method in class ai.rapids.cudf.RollingAggregation

equals(Object) - Method in class ai.rapids.cudf.RollingAggregationOnColumn

equals(Object) - Method in class ai.rapids.cudf.Scalar

equals(Object) - Method in class ai.rapids.cudf.ScanAggregation

equals(Object) - Method in class ai.rapids.cudf.SegmentedReductionAggregation

equals(Object) - Method in class ai.rapids.cudf.WindowOptions

equalTo(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

this == rhs 1 is true 0 is false with the output cast to the given type.

equalTo(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

this == rhs 1 is true 0 is false.

equalToNullAware(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

like equalTo but NULL == NULL is TRUE and NULL == not NULL is FALSE

equalToNullAware(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

like equalTo but NULL == NULL is TRUE and NULL == not NULL is FALSE

Event() - Constructor for class ai.rapids.cudf.Cuda.Event

Create an event that is as fast as possible, timing is disabled and no blockingSync.

Event(boolean, boolean) - Constructor for class ai.rapids.cudf.Cuda.Event

Create an event to be used for CUDA synchronization.

exp() - Method in class ai.rapids.cudf.ColumnView

Calculate the exp, output is the same type as input.

explode(int) - Method in class ai.rapids.cudf.Table

Explodes a list column's elements.

explodeOuter(int) - Method in class ai.rapids.cudf.Table

Explodes a list column's elements.

explodeOuterPosition(int) - Method in class ai.rapids.cudf.Table

Explodes a list column's elements retaining any null entries or empty lists and includes a position column.

explodePosition(int) - Method in class ai.rapids.cudf.Table

Explodes a list column's elements and includes a position column.

extractAllRecord(String, int) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

extractAllRecord(RegexProgram, int) - Method in class ai.rapids.cudf.ColumnView

Extracts all strings that match the given regex program pattern and corresponds to the regular expression group index.

extractInt32Chunk(ColumnView, DType, int) - Static method in class ai.rapids.cudf.Aggregation128Utils

Extract a 32-bit chunk from a 128-bit value.

extractListElement(int) - Method in class ai.rapids.cudf.ColumnView

For each list in this column pull out the entry at the given index.

extractListElement(ColumnView) - Method in class ai.rapids.cudf.ColumnView

For each list in this column pull out the entry at the corresponding index specified in the index column.

extractRe(String) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

extractRe(RegexProgram) - Method in class ai.rapids.cudf.ColumnView

For each captured group specified in the given regex program return a column in the table.

F

filter(ColumnView) - Method in class ai.rapids.cudf.Table

Filters this table using a column of boolean values as a mask, returning a new one.

findAndReplaceAll(ColumnView, ColumnView) - Method in class ai.rapids.cudf.ColumnView

Returns a vector with all values "oldValues[i]" replaced with "newValues[i]".

flags() - Method in class ai.rapids.cudf.RegexProgram

Get the regex flags setting used to create this instance

flattenLists() - Method in class ai.rapids.cudf.ColumnView

Flatten each list of lists into a single list.

flattenLists(boolean) - Method in class ai.rapids.cudf.ColumnView

Flatten each list of lists into a single list.

FLOAT32 - Static variable in class ai.rapids.cudf.DType

FLOAT64 - Static variable in class ai.rapids.cudf.DType

floor() - Method in class ai.rapids.cudf.ColumnView

Calculate the floor, output is the same type as input.

floorDiv(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Divide one vector by another and calculate the floor of the result with the given output type.

floorDiv(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Divide one vector by another and calculate the floor of the result.

following(Scalar) - Method in class ai.rapids.cudf.WindowOptions.Builder

Set the relative number following the current row for range window

free - Variable in class ai.rapids.cudf.CudaMemInfo

free memory in bytes

freeFromFallbackPinnedPool(long, long) - Static method in class ai.rapids.cudf.Rmm

freeFromPinnedPool(long, long, long) - Static method in class ai.rapids.cudf.Rmm

freeZero() - Static method in class ai.rapids.cudf.Cuda

Calls cudaFree(0).

fromArrow(DType, long, long, ByteBuffer, ByteBuffer, ByteBuffer) - Static method in class ai.rapids.cudf.ColumnVector

Create a ColumnVector from the Apache Arrow byte buffers passed in.

fromBool(boolean) - Static method in class ai.rapids.cudf.Scalar

fromBool(Boolean) - Static method in class ai.rapids.cudf.Scalar

fromBooleans(boolean...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedBooleans(Boolean...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedBooleans(Boolean...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedBytes(Byte...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedBytes(Byte...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedDoubles(Double...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedDoubles(Double...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedFloats(Float...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedFloats(Float...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedInts(Integer...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedInts(Integer...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedShorts(Short...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedShorts(Short...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedUnsignedBytes(Byte...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedUnsignedBytes(Byte...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedUnsignedInts(Integer...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedUnsignedInts(Integer...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedUnsignedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedUnsignedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromBoxedUnsignedShorts(Short...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBoxedUnsignedShorts(Short...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromByte(byte) - Static method in class ai.rapids.cudf.Scalar

fromByte(Byte) - Static method in class ai.rapids.cudf.Scalar

fromBytes(byte...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromBytes(byte...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromDecimal(int, int) - Static method in class ai.rapids.cudf.Scalar

fromDecimal(int, long) - Static method in class ai.rapids.cudf.Scalar

fromDecimal(int, BigInteger) - Static method in class ai.rapids.cudf.Scalar

fromDecimal(BigDecimal) - Static method in class ai.rapids.cudf.Scalar

fromDecimal(BigInteger, DType) - Static method in class ai.rapids.cudf.Scalar

fromDecimals(BigDecimal...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromDecimals(BigDecimal...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromDeviceBuffer(BaseDeviceMemoryBuffer, long, DType, int) - Static method in class ai.rapids.cudf.ColumnView

Create a new column view from a raw device buffer.

fromDouble(double) - Static method in class ai.rapids.cudf.Scalar

fromDouble(Double) - Static method in class ai.rapids.cudf.Scalar

fromDoubles(double...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromDoubles(double...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromFloat(float) - Static method in class ai.rapids.cudf.Scalar

fromFloat(Float) - Static method in class ai.rapids.cudf.Scalar

fromFloats(float...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromFloats(float...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromInt(int) - Static method in class ai.rapids.cudf.Scalar

fromInt(Integer) - Static method in class ai.rapids.cudf.Scalar

fromInts(int...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromInts(int...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromJavaBigDecimal(BigDecimal) - Static method in class ai.rapids.cudf.DType

Create decimal-like DType using precision and scale of Java BigDecimal.

fromLists(HostColumnVector.DataType, List<T>...) - Static method in class ai.rapids.cudf.ColumnVector

This method is evolving, unstable and currently test only.

fromLists(HostColumnVector.DataType, List<T>...) - Static method in class ai.rapids.cudf.HostColumnVector

fromLong(long) - Static method in class ai.rapids.cudf.Scalar

fromLong(Long) - Static method in class ai.rapids.cudf.Scalar

fromLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromNative(int, int) - Static method in class ai.rapids.cudf.DType

Factory method for DType instances

fromNative(int) - Static method in enum ai.rapids.cudf.HashType

fromNative(int) - Static method in enum ai.rapids.cudf.PadSide

fromNativeId(int) - Static method in enum ai.rapids.cudf.nvcomp.CompressionType

Lookup the CompressionType that corresponds to the specified native identifier

fromNull(DType) - Static method in class ai.rapids.cudf.Scalar

fromPackedTable(ByteBuffer, DeviceMemoryBuffer) - Static method in class ai.rapids.cudf.Table

Construct a table from a packed representation.

fromRmm(long, long, long) - Static method in class ai.rapids.cudf.DeviceMemoryBuffer

Wrap an existing RMM allocation in a device memory buffer.

fromScalar(Scalar, int) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector of length rows, where each row is filled with the Scalar's value

fromShort(short) - Static method in class ai.rapids.cudf.Scalar

fromShort(Short) - Static method in class ai.rapids.cudf.Scalar

fromShorts(short...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromShorts(short...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromString(String) - Static method in class ai.rapids.cudf.Scalar

fromStrings(String...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new string vector from the given values.

fromStrings(String...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new string vector from the given values.

fromStructs(HostColumnVector.DataType, List<HostColumnVector.StructData>) - Static method in class ai.rapids.cudf.ColumnVector

This method is evolving, unstable and currently test only.

fromStructs(HostColumnVector.DataType, HostColumnVector.StructData...) - Static method in class ai.rapids.cudf.ColumnVector

This method is evolving, unstable and currently test only.

fromStructs(HostColumnVector.DataType, List<HostColumnVector.StructData>) - Static method in class ai.rapids.cudf.HostColumnVector

fromStructs(HostColumnVector.DataType, HostColumnVector.StructData...) - Static method in class ai.rapids.cudf.HostColumnVector

fromUnsignedByte(byte) - Static method in class ai.rapids.cudf.Scalar

fromUnsignedByte(Byte) - Static method in class ai.rapids.cudf.Scalar

fromUnsignedBytes(byte...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromUnsignedBytes(byte...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromUnsignedInt(int) - Static method in class ai.rapids.cudf.Scalar

fromUnsignedInt(Integer) - Static method in class ai.rapids.cudf.Scalar

fromUnsignedInts(int...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromUnsignedInts(int...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromUnsignedLong(long) - Static method in class ai.rapids.cudf.Scalar

fromUnsignedLong(Long) - Static method in class ai.rapids.cudf.Scalar

fromUnsignedLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromUnsignedLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromUnsignedShort(short) - Static method in class ai.rapids.cudf.Scalar

fromUnsignedShort(Short) - Static method in class ai.rapids.cudf.Scalar

fromUnsignedShorts(short...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

fromUnsignedShorts(short...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

fromUTF8String(byte[]) - Static method in class ai.rapids.cudf.Scalar

Creates a String scalar from an array of UTF8 bytes.

fromUTF8Strings(byte[]...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new string vector from the given values.

fromUTF8Strings(byte[]...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new string vector from the given values.

fullJoinGatherMaps(Table, boolean) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of an full equi-join between two tables.

fullJoinGatherMaps(HashJoin) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a full equi-join between two tables.

fullJoinGatherMaps(HashJoin, long) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a full equi-join between two tables.

fullJoinRowCount(HashJoin) - Method in class ai.rapids.cudf.Table

Computes the number of rows resulting from a full equi-join between two tables.

G

gather(ColumnView) - Method in class ai.rapids.cudf.Table

Gathers the rows of this table according to `gatherMap` such that row "i" in the resulting table's columns will contain row "gatherMap[i]" from this table.

gather(ColumnView, OutOfBoundsPolicy) - Method in class ai.rapids.cudf.Table

Gathers the rows of this table according to `gatherMap` such that row "i" in the resulting table's columns will contain row "gatherMap[i]" from this table.

GatherMap - Class in ai.rapids.cudf

This class tracks the data associated with a gather map, a buffer of INT32 elements that index a source table and can be passed to a table gather operation.

GatherMap(DeviceMemoryBuffer) - Constructor for class ai.rapids.cudf.GatherMap

Construct a gather map instance from a device buffer.

generateListOffsets() - Method in class ai.rapids.cudf.ColumnView

Generate list offsets from sizes of each list.

get(int) - Method in class ai.rapids.cudf.CloseableArray

get() - Static method in class ai.rapids.cudf.DefaultHostMemoryAllocator

Retrieve current host memory allocator used by default if not passed directly to API

get() - Static method in class ai.rapids.cudf.TableDebug

getAddress() - Method in class ai.rapids.cudf.MemoryBuffer

Returns the location of the data pointed to by this buffer

getAllocThresholds() - Method in interface ai.rapids.cudf.RmmEventHandler

Get the memory thresholds that will trigger RmmEventHandler.onAllocThreshold(long) to be called when one or more of the thresholds is crossed during a memory allocation.

getArray() - Method in class ai.rapids.cudf.CloseableArray

getBigDecimal(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the BigDecimal value at index.

getBigDecimal() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as a BigDecimal.

getBigInteger() - Method in class ai.rapids.cudf.Scalar

Returns the BigDecimal unscaled scalar value as a byte array.

getBoolean(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the boolean value at index

getBoolean(long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Returns the Boolean value at that offset

getBoolean() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as a boolean.

getBuffer() - Method in class ai.rapids.cudf.ContiguousTable

Get the device buffer backing the contiguous table data.

getByte(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the value at index.

getByte(long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Returns the byte value at that offset

getByte() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as a byte.

getByteCount() - Method in class ai.rapids.cudf.ColumnView

Retrieve the number of bytes for each string.

getBytes(byte[], long, long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy a set of bytes to an array from the buffer starting at offset.

getBytesFromList(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

WARNING: Special case for lists of int8 or uint8, does not support null list values or lists Get array of bytes at index from a list column of int8 or uint8.

getCallback() - Method in class ai.rapids.cudf.ArrowIPCOptions

getCallback() - Method in class ai.rapids.cudf.ArrowIPCWriterOptions

getCharLengths() - Method in class ai.rapids.cudf.ColumnView

Retrieve the number of characters in each string.

getChild(int) - Method in class ai.rapids.cudf.HostColumnVector.BasicType

getChild(int) - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

getChild(int) - Method in class ai.rapids.cudf.HostColumnVector.DataType

getChild(int) - Method in class ai.rapids.cudf.HostColumnVector.ListType

getChild(int) - Method in class ai.rapids.cudf.HostColumnVector.StructType

getChild(int) - Method in class ai.rapids.cudf.Schema

Get the schema of a child element.

getChild(int) - Method in class ai.rapids.cudf.TableWithMeta

getChild(int) - Method in class ai.rapids.cudf.TableWithMeta.NestedChildren

getChildColumnOptions() - Method in class ai.rapids.cudf.ColumnWriterOptions

Return the child columnOptions for this column

getChildColumnView(int) - Method in class ai.rapids.cudf.ColumnView

Returns the child column view at a given index.

getChildColumnView(int) - Method in class ai.rapids.cudf.HostColumnVectorCore

getChildColumnViews() - Method in class ai.rapids.cudf.ColumnView

Returns the child column views for this view Please note that it is the responsibility of the caller to close these views.

getChildren() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

Get the metadata for any child columns or null if there are no children

getChildrenFromStructScalar() - Method in class ai.rapids.cudf.Scalar

Fetches views of children columns from struct scalar.

getChildTypes() - Method in class ai.rapids.cudf.Schema

getColumn(int) - Method in class ai.rapids.cudf.PartitionedTable

getColumn(int) - Method in class ai.rapids.cudf.Table

Return the ColumnVector at the specified index.

getColumnHeader(int) - Method in class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

Get the column header for the corresponding column index

getColumnIndex() - Method in class ai.rapids.cudf.GroupByAggregationOnColumn

getColumnIndex() - Method in class ai.rapids.cudf.GroupByScanAggregationOnColumn

getColumnIndex() - Method in class ai.rapids.cudf.RollingAggregationOnColumn

getColumnName() - Method in class ai.rapids.cudf.ColumnWriterOptions

Return if the column can have null values

getColumnNames() - Method in class ai.rapids.cudf.CSVWriterOptions

getColumnNames() - Method in class ai.rapids.cudf.Schema

getColumnNames() - Method in class ai.rapids.cudf.TableWithMeta

Get the names of the top level columns.

getCompareNulls() - Method in class ai.rapids.cudf.HashJoin

Returns true if the hash table was built to match on nulls otherwise false.

getCompressionType() - Method in class ai.rapids.cudf.CompressionMetadataWriterOptions

getComputeCapabilityMajor() - Static method in class ai.rapids.cudf.Cuda

Gets the major CUDA compute capability of the current device.

getComputeCapabilityMinor() - Static method in class ai.rapids.cudf.Cuda

Gets the minor CUDA compute capability of the current device.

getComputeMode() - Static method in class ai.rapids.cudf.Cuda

Gets the CUDA compute mode of the current device.

getContiguousTable() - Method in class ai.rapids.cudf.JCudfSerialization.TableAndRowCountPair

Get the ContiguousTable that was deserialized or null if there was no data (e.g.: rows without columns).

getCSVBufferWriter(CSVWriterOptions, HostBufferConsumer, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

getCSVBufferWriter(CSVWriterOptions, HostBufferConsumer) - Static method in class ai.rapids.cudf.Table

getCudaError() - Method in exception ai.rapids.cudf.CudaException

getCurrentByteIndex() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

Deprecated.

getCurrentDeviceResource() - Static method in class ai.rapids.cudf.Rmm

Get the RmmDeviceMemoryResource that was last set through the java APIs.

getCurrentIndex() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

getData() - Method in class ai.rapids.cudf.ColumnVector.OffHeapState

getData() - Method in class ai.rapids.cudf.ColumnView

Gets the data buffer for the current column view (viewHandle).

getData() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns the data buffer for a given host side column vector

getDataLen() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

Returns the size of a buffer needed to read data into the stream.

getDeallocThresholds() - Method in interface ai.rapids.cudf.RmmEventHandler

Get the memory thresholds that will trigger RmmEventHandler.onDeallocThreshold(long) to be called when one or more of the thresholds is crossed during a memory deallocation.

getDecimalMaxPrecision() - Method in class ai.rapids.cudf.DType

Returns max precision for Decimal Type.

getDevice() - Static method in class ai.rapids.cudf.Cuda

Get the id of the current device.

getDeviceBufferFor(BufferType) - Method in class ai.rapids.cudf.ColumnVector

Get access to the raw device buffer for this column.

getDeviceCount() - Static method in class ai.rapids.cudf.Cuda

Get the device count.

getDeviceMemorySize() - Method in class ai.rapids.cudf.ColumnView

Returns the amount of device memory used.

getDeviceMemorySize() - Method in class ai.rapids.cudf.Table

Returns the Device memory buffer size.

getDeviceReadCutoff() - Method in class ai.rapids.cudf.DataSource

Get the size cutoff between device reads and host reads when device reads are supported.

getDevReadBytes() - Method in class ai.rapids.cudf.MultiBufferDataSource

getDevReads() - Method in class ai.rapids.cudf.MultiBufferDataSource

getDouble(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the value at index.

getDouble(long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Returns the Double value at that offset

getDouble() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as a double.

getDriverVersion() - Static method in class ai.rapids.cudf.Cuda

Get the CUDA Driver version, which is the latest version of CUDA supported by the driver.

getEndListOffset(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the ending element offset for the list or string at index.

getEventHandler() - Method in class ai.rapids.cudf.ColumnVector

Returns the current event handler for this ColumnVector or null if no handler is associated.

getEventHandler() - Method in class ai.rapids.cudf.HostColumnVector

Returns the current event handler for this HostColumnVector or null if no handler is associated.

getEventHandler() - Method in class ai.rapids.cudf.MemoryBuffer

Returns the current event handler for this buffer or null if no handler is associated or this buffer is closed.

getFalseValue() - Method in class ai.rapids.cudf.CSVWriterOptions

getField(int) - Method in class ai.rapids.cudf.HostColumnVector.StructData

getFieldDelimiter() - Method in class ai.rapids.cudf.CSVWriterOptions

getFlatBooleans(boolean[], ColumnWriterOptions.ByteArrayProducer) - Method in class ai.rapids.cudf.ColumnWriterOptions

getFlatColumnNames(String[]) - Method in class ai.rapids.cudf.ColumnWriterOptions

getFlatInts(int[], ColumnWriterOptions.IntArrayProducer) - Method in class ai.rapids.cudf.ColumnWriterOptions

getFlattenedColumnNames() - Method in class ai.rapids.cudf.Schema

getFloat(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the value at index.

getFloat(long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Returns the Float value at that offset

getFloat() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as a float.

getGroups() - Method in class ai.rapids.cudf.ContigSplitGroupByResult

Get the split group tables.

getHandle() - Method in class ai.rapids.cudf.RmmArenaMemoryResource

getHandle() - Method in class ai.rapids.cudf.RmmCudaAsyncMemoryResource

getHandle() - Method in class ai.rapids.cudf.RmmCudaMemoryResource

getHandle() - Method in interface ai.rapids.cudf.RmmDeviceMemoryResource

Returns a pointer to the underlying C++ class that implements rmm::mr::device_memory_resource

getHandle() - Method in class ai.rapids.cudf.RmmEventHandlerResourceAdaptor

getHandle() - Method in class ai.rapids.cudf.RmmLimitingResourceAdaptor

getHandle() - Method in class ai.rapids.cudf.RmmLoggingResourceAdaptor

getHandle() - Method in class ai.rapids.cudf.RmmManagedMemoryResource

getHandle() - Method in class ai.rapids.cudf.RmmPoolMemoryResource

getHandle() - Method in class ai.rapids.cudf.RmmTrackingResourceAdaptor

getHostBuffer() - Method in class ai.rapids.cudf.JCudfSerialization.HostConcatResult

getHostBufferFor(BufferType) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get access to the raw host buffer for this column.

getHostBytesRequired() - Method in class ai.rapids.cudf.ColumnView

Calculate the total space required to copy the data to the host.

getHostMemorySize() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns the amount of host memory used to store column/validity data (not metadata).

getHostMemorySize() - Method in class ai.rapids.cudf.HostColumnVectorCore.OffHeapState

This returns total memory allocated on the host for the ColumnVector.

getHostReadBytes() - Method in class ai.rapids.cudf.MultiBufferDataSource

getHostReads() - Method in class ai.rapids.cudf.MultiBufferDataSource

getIncludeHeader() - Method in class ai.rapids.cudf.CSVWriterOptions

getInt(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the value at index.

getInt(long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Returns the Integer value at that offset

getInt() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as an int.

getJavaString(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the value at index.

getJavaString() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as a Java string.

getJSONObject(Scalar, GetJsonObjectOptions) - Method in class ai.rapids.cudf.ColumnView

Apply a JSONPath string to all rows in an input strings column.

getJSONObject(Scalar) - Method in class ai.rapids.cudf.ColumnView

Apply a JSONPath string to all rows in an input strings column.

GetJsonObjectOptions - Class in ai.rapids.cudf

GetJsonObjectOptions.Builder - Class in ai.rapids.cudf

getLength() - Method in class ai.rapids.cudf.MemoryBuffer

Returns the size of this buffer

getList(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

WARNING: Strictly for test only.

getListAsColumnView() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as a ColumnView.

getListOffsetsView() - Method in class ai.rapids.cudf.ColumnView

Get a ColumnView that is the offsets for this list.

getLong(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the value at index.

getLong(long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Returns the Long value at that offset

getLong() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as a long.

getLongs(long[], long, long, int) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy a set of longs to an array from the buffer starting at offset.

getMapKeyExistence(Scalar) - Method in class ai.rapids.cudf.ColumnView

For a column of type List> and a passed in String key, return a boolean column for all keys in the structs, It is true if the key exists in the corresponding map for that row, false otherwise.

getMapKeyExistence(ColumnView) - Method in class ai.rapids.cudf.ColumnView

For a column of type List> and a passed in key column, return a boolean column for all keys in the map.

getMapValue(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Given a column of type List> and a key column of type X, return a column of type Y, where each row in the output column is the Y value corresponding to the X key.

getMapValue(Scalar) - Method in class ai.rapids.cudf.ColumnView

Given a column of type List> and a key of type X, return a column of type Y, where each row in the output column is the Y value corresponding to the X key.

getMaxChunkSize() - Method in class ai.rapids.cudf.ArrowIPCWriterOptions

getMaximumTotalBytesAllocated() - Static method in class ai.rapids.cudf.Rmm

Returns the maximum amount of RMM memory (Bytes) outstanding during the lifetime of the process.

getMaxSize() - Method in class ai.rapids.cudf.RmmPoolMemoryResource

getMaxTotalBytesAllocated() - Method in class ai.rapids.cudf.RmmTrackingResourceAdaptor

getMetadata() - Method in class ai.rapids.cudf.CompressionMetadataWriterOptions

getMetadataDirectBuffer() - Method in class ai.rapids.cudf.ContiguousTable

Get the byte buffer containing the host metadata describing the schema and layout of the contiguous table.

getMetadataDirectBuffer() - Method in class ai.rapids.cudf.PackedColumnMetadata

Get the byte buffer containing the host metadata describing the schema and layout of the contiguous table.

getNames() - Method in class ai.rapids.cudf.TableWithMeta.NestedChildren

getNativeHandle() - Method in class ai.rapids.cudf.ast.CompiledExpression

Returns the native address of a compiled expression.

getNativeId() - Method in enum ai.rapids.cudf.DType.DTypeEnum

getNativeId() - Method in enum ai.rapids.cudf.HashType

getNativeId() - Method in enum ai.rapids.cudf.PadSide

getNativeNullCount() - Method in class ai.rapids.cudf.ColumnVector.OffHeapState

getNativeStacktrace() - Method in exception ai.rapids.cudf.CudaException

getNativeStacktrace() - Method in exception ai.rapids.cudf.CudfException

getNativeView() - Method in class ai.rapids.cudf.ColumnView

USE WITH CAUTION: This method exposes the address of the native cudf::column_view.

getNativeView() - Method in class ai.rapids.cudf.Table

Return the native table view handle for this table

getNextIfAvailable() - Method in interface ai.rapids.cudf.StreamedTableReader

Get the next table if available.

getNextIfAvailable(int) - Method in interface ai.rapids.cudf.StreamedTableReader

Get the next table if available.

getNullCount() - Method in class ai.rapids.cudf.ColumnVector

Returns the number of nulls in the data.

getNullCount() - Method in class ai.rapids.cudf.ColumnView

Returns the number of nulls in the data.

getNullCount() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns the number of nulls in the data.

getNullCount() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

Get the null count of the column

getNullValue() - Method in class ai.rapids.cudf.CSVWriterOptions

getNumberOfColumns() - Method in class ai.rapids.cudf.HashJoin

Get the number of join key columns for the table that was used to generate the has table.

getNumberOfColumns() - Method in class ai.rapids.cudf.PartitionedTable

getNumberOfColumns() - Method in class ai.rapids.cudf.Table

getNumChildren() - Method in class ai.rapids.cudf.ColumnView

getNumChildren() - Method in class ai.rapids.cudf.HostColumnVector.BasicType

getNumChildren() - Method in class ai.rapids.cudf.HostColumnVector.DataType

getNumChildren() - Method in class ai.rapids.cudf.HostColumnVector.ListType

getNumChildren() - Method in class ai.rapids.cudf.HostColumnVector.StructType

getNumChildren() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns the number of children for this column

getNumChildren() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

Get the number of child columns

getNumColumns() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

Returns the number of columns stored in this table

getNumFields() - Method in class ai.rapids.cudf.HostColumnVector.StructData

getNumRows() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

Returns the number of rows stored in this table.

getNumRows() - Method in class ai.rapids.cudf.JCudfSerialization.TableAndRowCountPair

Get the number of rows that were deserialized.

getOffsets() - Method in class ai.rapids.cudf.ColumnVector.OffHeapState

getOffsets() - Method in class ai.rapids.cudf.ColumnView

getOffsets() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns the offset buffer

getOutputRowCount() - Method in class ai.rapids.cudf.MixedJoinSize

Return the number of output rows that would be generated from the mixed join

getPartitions() - Method in class ai.rapids.cudf.PartitionedTable

This method returns the partitions on this table.

getPoolSize() - Static method in class ai.rapids.cudf.Rmm

Get the most recently set pool size or -1 if RMM has not been initialized or pooling is not enabled.

getPrecision() - Method in class ai.rapids.cudf.ColumnWriterOptions

Return the precision for this column

getPrecisionForInt() - Method in class ai.rapids.cudf.DType

Get the number of decimal places needed to hold the Integral Type.

getQuoteStyle() - Method in class ai.rapids.cudf.CSVWriterOptions

Returns the quoting style used for writing CSV.

getRefCount() - Method in class ai.rapids.cudf.ColumnVector

Returns this column's current refcount

getRefCount() - Method in class ai.rapids.cudf.HostColumnVector

Returns this column's current refcount

getRefCount() - Method in class ai.rapids.cudf.MemoryBuffer

Get the current reference count for this buffer.

getRowCount() - Method in class ai.rapids.cudf.ColumnView

Returns the number of rows in this vector.

getRowCount() - Method in class ai.rapids.cudf.ContiguousTable

Returns the number of rows in the table.

getRowCount() - Method in class ai.rapids.cudf.GatherMap

Return the number of rows in the gather map

getRowCount() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns the number of rows for a given host side column vector

getRowCount() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

Get the row count of the column

getRowCount() - Method in class ai.rapids.cudf.PartitionedTable

getRowCount() - Method in class ai.rapids.cudf.Table

getRowDelimiter() - Method in class ai.rapids.cudf.CSVWriterOptions

getRuntimeVersion() - Static method in class ai.rapids.cudf.Cuda

Get the CUDA Runtime version of the current CUDA Runtime instance.

getScalarElement(int) - Method in class ai.rapids.cudf.ColumnView

Get a single item from the column at the specified index as a Scalar.

getScale() - Method in class ai.rapids.cudf.DType

Returns scale for Decimal Type.

getScopedMaximumBytesAllocated() - Static method in class ai.rapids.cudf.Rmm

Returns the maximum amount of RMM memory (Bytes) outstanding since the last `resetScopedMaximumOutstanding` call was issued (it is "scoped" because it's the maximum amount seen since the last reset).

getScopedMaxTotalBytesAllocated() - Method in class ai.rapids.cudf.RmmTrackingResourceAdaptor

getSerializedHeaderSizeInBytes() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

Return the number of bytes needed to store this column header in serialized form.

getSerializedHeaderSizeInBytes() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

Returns the number of bytes needed to serialize this table header.

getSerializedSizeInBytes(HostColumnVector[], long, long) - Static method in class ai.rapids.cudf.JCudfSerialization

Get the size in bytes needed to serialize the given data.

getShort(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the value at index.

getShort(long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Returns the Short value at that offset

getShort() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as a short.

getSize() - Method in class ai.rapids.cudf.RmmArenaMemoryResource

getSize() - Method in class ai.rapids.cudf.RmmCudaAsyncMemoryResource

getSizeInBytes() - Method in class ai.rapids.cudf.DType

This only works for fixed width types.

getStartListOffset(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the starting element offset for the list or string at index

getStatisticsFrequency() - Method in class ai.rapids.cudf.ParquetWriterOptions

getStream() - Method in class ai.rapids.cudf.Cuda.Stream

getStruct(int) - Method in class ai.rapids.cudf.HostColumnVectorCore

WARNING: Strictly for test only.

getTable() - Method in class ai.rapids.cudf.ContiguousTable

Get the table instance, reconstructing it from the metadata if necessary.

getTable() - Method in class ai.rapids.cudf.JCudfSerialization.TableAndRowCountPair

Get the Table that was deserialized or null if there was no data (e.g.: rows without columns).

getTable() - Method in class ai.rapids.cudf.PartitionedTable

getTableHeader() - Method in class ai.rapids.cudf.JCudfSerialization.HostConcatResult

getTopLevelChildren() - Method in class ai.rapids.cudf.CompressionMetadataWriterOptions

getTotalBytesAllocated() - Static method in class ai.rapids.cudf.Rmm

Return the amount of RMM memory allocated in bytes.

getTotalBytesAllocated() - Method in class ai.rapids.cudf.RmmTrackingResourceAdaptor

getTotalContiguousSize() - Method in class ai.rapids.cudf.ChunkedPack

Get the final contiguous size of the table we are packing.

getTotalPoolSizeBytes() - Static method in class ai.rapids.cudf.PinnedMemoryPool

Get the number of bytes that the pinned memory pool was allocated with.

getTotalSerializedSizeInBytes() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

Returns the number of bytes needed to serialize this table header and the table data.

getTracker() - Static method in class ai.rapids.cudf.Rmm

Get the currently set RmmTrackingResourceAdaptor that is set.

getTrueValue() - Method in class ai.rapids.cudf.CSVWriterOptions

getType() - Method in interface ai.rapids.cudf.BinaryOperable

Get the type of this data.

getType() - Method in class ai.rapids.cudf.ColumnView

getType() - Method in class ai.rapids.cudf.HostColumnVector.BasicType

getType() - Method in class ai.rapids.cudf.HostColumnVector.DataType

getType() - Method in class ai.rapids.cudf.HostColumnVector.ListType

getType() - Method in class ai.rapids.cudf.HostColumnVector.StructType

getType() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns the type of this vector.

getType() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

Get the data type of the column

getType() - Method in class ai.rapids.cudf.Scalar

getType() - Method in class ai.rapids.cudf.Schema

getTypeId() - Method in class ai.rapids.cudf.DType

Return enum for this DType

getUniqKeyTable() - Method in class ai.rapids.cudf.ContigSplitGroupByResult

Get the key table, each row in the key table is corresponding to a group.

getUTF8(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Get the raw UTF8 bytes at index.

getUTF8() - Method in class ai.rapids.cudf.Scalar

Returns the scalar value as UTF-8 data.

getValid() - Method in class ai.rapids.cudf.ColumnVector.OffHeapState

getValid() - Method in class ai.rapids.cudf.ColumnView

getValidity() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns the validity buffer for a given host side column vector

getViewHandle() - Method in class ai.rapids.cudf.ColumnVector.OffHeapState

getWindowOptions() - Method in class ai.rapids.cudf.AggregationOverWindow

getWrapped() - Method in class ai.rapids.cudf.RmmWrappingDeviceMemoryResource

Get the resource that this is wrapping.

getWriteStatistics() - Method in class ai.rapids.cudf.TableWriter

Get the write statistics for the writer up to the last write call.

greaterOrEqualTo(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

this >= rhs 1 is true 0 is false with the output cast to the given type.

greaterOrEqualTo(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

this >= rhs 1 is true 0 is false.

greaterThan(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

this > rhs 1 is true 0 is false with the output cast to the given type.

greaterThan(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

this > rhs 1 is true 0 is false.

greaterThan(ColumnView, BigDecimal) - Static method in class ai.rapids.cudf.DecimalUtils

Because the native greaterThan operator has issues with comparing decimal values that have different precision and scale accurately.

groupBy(GroupByOptions, int...) - Method in class ai.rapids.cudf.Table

Returns aggregate operations grouped by columns provided in indices

groupBy(int...) - Method in class ai.rapids.cudf.Table

Returns aggregate operations grouped by columns provided in indices with default options as below: - null is considered as key while grouping.

GroupByAggregation - Class in ai.rapids.cudf

An aggregation that can be used for a reduce.

GroupByAggregationOnColumn - Class in ai.rapids.cudf

A GroupByAggregation for a specific column in a table.

GroupByOptions - Class in ai.rapids.cudf

Options for groupby (see cudf::groupby::groupby's constructor)

GroupByOptions.Builder - Class in ai.rapids.cudf

GroupByScanAggregation - Class in ai.rapids.cudf

An aggregation that can be used for a grouped scan.

GroupByScanAggregationOnColumn - Class in ai.rapids.cudf

A GroupByScanAggregation for a specific column in a table.

H

handleBuffer(HostMemoryBuffer, long) - Method in interface ai.rapids.cudf.HostBufferConsumer

Consume a buffer.

hasCompleted() - Method in class ai.rapids.cudf.Cuda.Event

Check to see if the event has completed or not.

hashCode() - Method in class ai.rapids.cudf.AggregationOverWindow

hashCode() - Method in class ai.rapids.cudf.DType

hashCode() - Method in class ai.rapids.cudf.GroupByAggregation

hashCode() - Method in class ai.rapids.cudf.GroupByAggregationOnColumn

hashCode() - Method in class ai.rapids.cudf.GroupByScanAggregation

hashCode() - Method in class ai.rapids.cudf.GroupByScanAggregationOnColumn

hashCode() - Method in class ai.rapids.cudf.ReductionAggregation

hashCode() - Method in class ai.rapids.cudf.ReplacePolicyWithColumn

hashCode() - Method in class ai.rapids.cudf.RollingAggregation

hashCode() - Method in class ai.rapids.cudf.RollingAggregationOnColumn

hashCode() - Method in class ai.rapids.cudf.Scalar

hashCode() - Method in class ai.rapids.cudf.ScanAggregation

hashCode() - Method in class ai.rapids.cudf.SegmentedReductionAggregation

hashCode() - Method in class ai.rapids.cudf.WindowOptions

hasHeader(boolean) - Method in class ai.rapids.cudf.CSVOptions.Builder

Set the row of the header to 0, the first line, if hasHeader is true else disables the header.

hasHeader() - Method in class ai.rapids.cudf.CSVOptions.Builder

Set the row of the header to 0, the first line.

HashJoin - Class in ai.rapids.cudf

This class represents a hash table built from the join keys of the right-side table for a join operation.

HashJoin(Table, boolean) - Constructor for class ai.rapids.cudf.HashJoin

Construct a hash table for a join from a table representing the join key columns from the right-side table in the join.

hashPartition(int) - Method in class ai.rapids.cudf.Table.TableOperation

Hash partition a table into the specified number of partitions.

hashPartition(HashType, int) - Method in class ai.rapids.cudf.Table.TableOperation

Hash partition a table into the specified number of partitions.

hashPartition(HashType, int, int) - Method in class ai.rapids.cudf.Table.TableOperation

Hash partition a table into the specified number of partitions.

HashType - Enum in ai.rapids.cudf

Hash algorithm identifiers, mirroring native enum cudf::hash_id

hasNestedChildren() - Method in class ai.rapids.cudf.Schema

This is really for a top level struct schema where it is nested, but for things like CSV we care that it does not have any children that are also nested.

hasNext() - Method in class ai.rapids.cudf.ChunkedPack

Method to be called to ensure that `ChunkedPack` has work left.

hasNext() - Method in class ai.rapids.cudf.ParquetChunkedReader

Check if the given file has anything left to read.

hasNonEmptyNulls() - Method in class ai.rapids.cudf.ColumnView

Exact check if a column or its descendants have non-empty null rows

hasNulls() - Method in class ai.rapids.cudf.ColumnVector

Returns if the vector has nulls.

hasNulls() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns if the vector has nulls.

hasOffsets() - Method in class ai.rapids.cudf.DType

Returns true if the type uses a vector of offsets

hasParquetFieldId - Variable in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

hasTimeResolution() - Method in class ai.rapids.cudf.DType

Returns true for timestamps with time level resolution, as opposed to day level resolution

hasValidityVector() - Method in class ai.rapids.cudf.ColumnVector

Returns if the vector has a validity vector allocated or not.

hasValidityVector() - Method in class ai.rapids.cudf.HostColumnVectorCore

Returns if the vector has a validity vector allocated or not.

histogram() - Static method in class ai.rapids.cudf.GroupByAggregation

Histogram aggregation, computing the frequencies for each unique row.

histogram() - Static method in class ai.rapids.cudf.ReductionAggregation

Create HistogramAggregation, computing the frequencies for each unique row.

HostBufferConsumer - Interface in ai.rapids.cudf

Provides a set of APIs for consuming host buffers.

HostBufferProvider - Interface in ai.rapids.cudf

Provides a set of APIs for providing host buffers to be read.

HostColumnVector - Class in ai.rapids.cudf

Similar to a ColumnVector, but the data is stored in host memory and accessible directly from the JVM.

HostColumnVector(DType, long, Optional<Long>, HostMemoryBuffer, HostMemoryBuffer, HostMemoryBuffer, List<HostColumnVectorCore>) - Constructor for class ai.rapids.cudf.HostColumnVector

Create a new column vector with data populated on the host.

HostColumnVector.BasicType - Class in ai.rapids.cudf

HostColumnVector.Builder - Class in ai.rapids.cudf

HostColumnVector.ColumnBuilder - Class in ai.rapids.cudf

Build

HostColumnVector.DataType - Class in ai.rapids.cudf

HostColumnVector.EventHandler - Interface in ai.rapids.cudf

Interface to handle events for this HostColumnVector.

HostColumnVector.ListType - Class in ai.rapids.cudf

HostColumnVector.StructData - Class in ai.rapids.cudf

HostColumnVector.StructType - Class in ai.rapids.cudf

HostColumnVectorCore - Class in ai.rapids.cudf

A class that holds Host side Column Vector APIs and the OffHeapState.

HostColumnVectorCore(DType, long, Optional<Long>, HostMemoryBuffer, HostMemoryBuffer, HostMemoryBuffer, List<HostColumnVectorCore>) - Constructor for class ai.rapids.cudf.HostColumnVectorCore

HostColumnVectorCore.OffHeapState - Class in ai.rapids.cudf

Holds the off heap state of the column vector so we can clean it up, even if it is leaked.

HostConcatResult(JCudfSerialization.SerializedTableHeader, HostMemoryBuffer) - Constructor for class ai.rapids.cudf.JCudfSerialization.HostConcatResult

HostMemoryAllocator - Interface in ai.rapids.cudf

HostMemoryBuffer - Class in ai.rapids.cudf

This class holds an off-heap buffer in the host/CPU memory.

HostMemoryReservation - Interface in ai.rapids.cudf

Represents some amount of host memory that has been reserved.

hostPaddingSizeInBytes() - Static method in class ai.rapids.cudf.ColumnView

Get the size that the host will align memory allocations to in bytes.

hostRead(long, long) - Method in class ai.rapids.cudf.DataSource

Read data from the source at the given offset.

hostRead(long, HostMemoryBuffer) - Method in class ai.rapids.cudf.DataSource

Read data from the source at the given offset into dest.

hostRead(long, long) - Method in class ai.rapids.cudf.MultiBufferDataSource

hostRead(long, HostMemoryBuffer) - Method in class ai.rapids.cudf.MultiBufferDataSource

hour() - Method in class ai.rapids.cudf.ColumnView

Get hour from a timestamp with time resolution.

I

id - Variable in class ai.rapids.cudf.MemoryBuffer

id - Variable in class ai.rapids.cudf.MemoryCleaner.Cleaner

ifElse(ColumnView, ColumnView) - Method in class ai.rapids.cudf.ColumnView

For a BOOL8 vector, computes a vector whose rows are selected from two other vectors based on the boolean value of this vector in the corresponding row.

ifElse(ColumnView, Scalar) - Method in class ai.rapids.cudf.ColumnView

For a BOOL8 vector, computes a vector whose rows are selected from two other inputs based on the boolean value of this vector in the corresponding row.

ifElse(Scalar, ColumnView) - Method in class ai.rapids.cudf.ColumnView

For a BOOL8 vector, computes a vector whose rows are selected from two other inputs based on the boolean value of this vector in the corresponding row.

ifElse(Scalar, Scalar) - Method in class ai.rapids.cudf.ColumnView

For a BOOL8 vector, computes a vector whose rows are selected from two other inputs based on the boolean value of this vector in the corresponding row.

implicitConversion(BinaryOp, BinaryOperable, BinaryOperable) - Static method in interface ai.rapids.cudf.BinaryOperable

Finds the proper DType for an implicit output.

includeColumn(String...) - Method in class ai.rapids.cudf.ColumnFilterOptions.Builder

Include one or more specific columns.

includeColumn(Collection<String>) - Method in class ai.rapids.cudf.ColumnFilterOptions.Builder

Include one or more specific columns.

includeColumn(String...) - Method in class ai.rapids.cudf.JSONOptions.Builder

includeColumn(Collection<String>) - Method in class ai.rapids.cudf.JSONOptions.Builder

includeColumn(String...) - Method in class ai.rapids.cudf.ParquetOptions.Builder

Include one or more specific columns.

includeColumn(String, boolean) - Method in class ai.rapids.cudf.ParquetOptions.Builder

Include this column.

includeColumn(Collection<String>) - Method in class ai.rapids.cudf.ParquetOptions.Builder

Include one or more specific columns.

incrCurrentIndex() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

Deprecated.

incRefCount() - Method in class ai.rapids.cudf.ColumnVector

Increment the reference count for this column.

incRefCount() - Method in class ai.rapids.cudf.HostColumnVector

Increment the reference count for this column.

incRefCount() - Method in class ai.rapids.cudf.MemoryBuffer

Increment the reference count for this column.

incRefCount() - Method in class ai.rapids.cudf.Scalar

Increment the reference count for this scalar.

incRefCount() - Method in class ai.rapids.cudf.WindowOptions

INFERRED - Static variable in class ai.rapids.cudf.Schema

initDefaultCudaDevice() - Static method in class ai.rapids.cudf.Rmm

initialize(long) - Static method in class ai.rapids.cudf.PinnedMemoryPool

Initialize the pool.

initialize(long, int) - Static method in class ai.rapids.cudf.PinnedMemoryPool

Initialize the pool.

initialize(long, int, boolean) - Static method in class ai.rapids.cudf.PinnedMemoryPool

Initialize the pool.

initialize(int, Rmm.LogConf, long) - Static method in class ai.rapids.cudf.Rmm

Initialize memory manager state and storage.

innerDistinctJoinGatherMaps(Table, boolean) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of an inner equi-join between two tables where the right table is guaranteed to not contain any duplicated join keys.

innerJoinGatherMaps(Table, boolean) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of an inner equi-join between two tables.

innerJoinGatherMaps(HashJoin) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of an inner equi-join between two tables.

innerJoinGatherMaps(HashJoin, long) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of an inner equi-join between two tables.

innerJoinRowCount(HashJoin) - Method in class ai.rapids.cudf.Table

Computes the number of rows resulting from an inner equi-join between two tables.

INT16 - Static variable in class ai.rapids.cudf.DType

INT32 - Static variable in class ai.rapids.cudf.DType

INT64 - Static variable in class ai.rapids.cudf.DType

INT8 - Static variable in class ai.rapids.cudf.DType

interleaveColumns() - Method in class ai.rapids.cudf.Table

Interleave all columns into a single column.

isAllowSingleQuotes() - Method in class ai.rapids.cudf.GetJsonObjectOptions

isBackedByByte() - Method in class ai.rapids.cudf.DType

Returns true if this type is backed by byte type Namely this method will return true for the following types DType.INT8, DType.UINT8, DType.BOOL8

isBackedByInt() - Method in class ai.rapids.cudf.DType

Returns true if this type is backed by int type Namely this method will return true for the following types DType.INT32, DType.UINT32, DType.DURATION_DAYS, DType.TIMESTAMP_DAYS, DType.DECIMAL32

isBackedByLong() - Method in class ai.rapids.cudf.DType

Returns true if this type is backed by long type Namely this method will return true for the following types DType.INT64, DType.UINT64, DType.DURATION_SECONDS, DType.DURATION_MILLISECONDS, DType.DURATION_MICROSECONDS, DType.DURATION_NANOSECONDS, DType.TIMESTAMP_SECONDS, DType.TIMESTAMP_MILLISECONDS, DType.TIMESTAMP_MICROSECONDS, DType.TIMESTAMP_NANOSECONDS, DType.DECIMAL64

isBackedByShort() - Method in class ai.rapids.cudf.DType

Returns true if this type is backed by short type Namely this method will return true for the following types DType.INT16, DType.UINT16

isChildNested(int) - Method in class ai.rapids.cudf.TableWithMeta

isChildNested(int) - Method in class ai.rapids.cudf.TableWithMeta.NestedChildren

isClean() - Method in class ai.rapids.cudf.ColumnVector.OffHeapState

isClean() - Method in class ai.rapids.cudf.HostColumnVectorCore.OffHeapState

isClean() - Method in class ai.rapids.cudf.MemoryCleaner.Cleaner

Check if the underlying memory has been cleaned up or not.

isDayFirst() - Method in class ai.rapids.cudf.JSONOptions

isDecimalType() - Method in enum ai.rapids.cudf.DType.DTypeEnum

isDecimalType() - Method in class ai.rapids.cudf.DType

Returns true if this type is of decimal type Namely this method will return true for the following types DType.DECIMAL32, DType.DECIMAL64

isDurationType() - Method in class ai.rapids.cudf.DType

Returns true for duration types

isEnvCompatibleForTesting() - Static method in class ai.rapids.cudf.Cuda

This should only be used for tests, to enable or disable tests if the current environment is not compatible with this version of the library.

isFixedPoint(DType) - Method in class ai.rapids.cudf.ColumnView

Returns a Boolean vector with the same number of rows as this instance, that has TRUE for any entry that is a fixed-point, and FALSE if its not a fixed-point.

isFloat() - Method in class ai.rapids.cudf.ColumnView

Returns a Boolean vector with the same number of rows as this instance, that has TRUE for any entry that is a float, and FALSE if its not a float.

isInitialized() - Static method in class ai.rapids.cudf.PinnedMemoryPool

Check if the pool has been initialized or not.

isInitialized() - Static method in class ai.rapids.cudf.Rmm

Check if RMM has been initialized already or not.

isInteger() - Method in class ai.rapids.cudf.ColumnView

Returns a Boolean vector with the same number of rows as this instance, that has TRUE for any entry that is an integer, and FALSE if its not an integer.

isInteger(DType) - Method in class ai.rapids.cudf.ColumnView

Returns a Boolean vector with the same number of rows as this instance, that has TRUE for any entry that is an integer, and FALSE if its not an integer.

isIntegral() - Method in class ai.rapids.cudf.DType

Returns true for strictly Integer types not a type backed by ints

isLeakExpected() - Method in class ai.rapids.cudf.MemoryCleaner.Cleaner

Return true if a leak is expected for this object else false.

isLeapYear() - Method in class ai.rapids.cudf.ColumnView

Check to see if the year for this timestamp is a leap year or not.

isLines() - Method in class ai.rapids.cudf.JSONOptions

isMissingFieldsAsNulls() - Method in class ai.rapids.cudf.GetJsonObjectOptions

isMixedTypesAsStrings() - Method in class ai.rapids.cudf.JSONOptions

isNan() - Method in class ai.rapids.cudf.ColumnView

Returns a Boolean vector with the same number of rows as this instance, that has TRUE for any entry that is NaN, and FALSE if null or a valid floating point value

isNested() - Method in class ai.rapids.cudf.Schema

isNestedType() - Method in class ai.rapids.cudf.DType

Returns true for nested types

isNormalizeSingleQuotes() - Method in class ai.rapids.cudf.JSONOptions

isNormalizeWhitespace() - Method in class ai.rapids.cudf.JSONOptions

isNotNan() - Method in class ai.rapids.cudf.ColumnView

Returns a Boolean vector with the same number of rows as this instance, that has TRUE for any entry that is null or a valid floating point value, FALSE otherwise

isNotNull() - Method in class ai.rapids.cudf.ColumnView

Returns a Boolean vector with the same number of rows as this instance, that has TRUE for any entry that is not null, and FALSE for any null entry (as per the validity mask)

isNull() - Method in class ai.rapids.cudf.ColumnView

Returns a Boolean vector with the same number of rows as this instance, that has FALSE for any entry that is not null, and TRUE for any null entry (as per the validity mask)

isNull() - Method in class ai.rapids.cudf.HostColumnVector.StructData

isNull(long) - Method in class ai.rapids.cudf.HostColumnVectorCore

Method that returns a boolean to indicate if the element at a given row index is null

isNullable() - Method in class ai.rapids.cudf.ColumnWriterOptions

Return if the column can have null values

isNullable - Variable in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

isNullable() - Method in class ai.rapids.cudf.HostColumnVector.BasicType

isNullable() - Method in class ai.rapids.cudf.HostColumnVector.DataType

isNullable() - Method in class ai.rapids.cudf.HostColumnVector.ListType

isNullable() - Method in class ai.rapids.cudf.HostColumnVector.StructType

isPoolingEnabled() - Static method in class ai.rapids.cudf.Rmm

Return true if rmm is initialized and pooling has been enabled, else false.

isPtdsEnabled() - Static method in class ai.rapids.cudf.Cuda

Whether per-thread default stream is enabled.

isRecoverWithNull() - Method in class ai.rapids.cudf.JSONOptions

Return the value of the recoverWithNull option

isStripQuotesFromSingleStrings() - Method in class ai.rapids.cudf.GetJsonObjectOptions

isStructOrHasStructDescendant() - Method in class ai.rapids.cudf.Schema

Check to see if the schema includes a struct at all.

isTimestamp(String) - Method in class ai.rapids.cudf.ColumnView

Verifies that a string column can be parsed to timestamps using the provided format pattern.

isTimestamp() - Method in class ai.rapids.cudf.DType

Deprecated.

isTimestampType() - Method in class ai.rapids.cudf.DType

isTimestampTypeInt96() - Method in class ai.rapids.cudf.ColumnWriterOptions

Returns true if the writer is expected to write timestamps in INT96

isValid() - Method in class ai.rapids.cudf.Scalar

J

JCudfSerialization - Class in ai.rapids.cudf

Serialize and deserialize CUDF tables and columns using a custom format.

JCudfSerialization() - Constructor for class ai.rapids.cudf.JCudfSerialization

JCudfSerialization.HostConcatResult - Class in ai.rapids.cudf

Class to hold the header and buffer pair result from host-side concatenation

JCudfSerialization.SerializedColumnHeader - Class in ai.rapids.cudf

Holds the metadata about a serialized column.

JCudfSerialization.SerializedTableHeader - Class in ai.rapids.cudf

Holds the metadata about a serialized table.

JCudfSerialization.TableAndRowCountPair - Class in ai.rapids.cudf

Holds the result of deserializing a table.

joinStrings(Scalar, Scalar) - Method in class ai.rapids.cudf.ColumnView

Concatenates all strings in the column into one new string delimited by an optional separator string.

JSONOptions - Class in ai.rapids.cudf

Options for reading in JSON encoded data.

JSONOptions.Builder - Class in ai.rapids.cudf

K

keepStringQuotes() - Method in class ai.rapids.cudf.JSONOptions

L

lag(int) - Static method in class ai.rapids.cudf.RollingAggregation

In a rolling window return the value offset entries behind or null if it is outside of the window.

lag(int, ColumnVector) - Static method in class ai.rapids.cudf.RollingAggregation

In a rolling window return the value offset entries behind or the corresponding value from defaultOutput if it is outside of the window.

lastDayOfMonth() - Method in class ai.rapids.cudf.ColumnView

Get the date that is the last day of the month for this timestamp.

lead(int) - Static method in class ai.rapids.cudf.RollingAggregation

In a rolling window return the value offset entries ahead or null if it is outside of the window.

lead(int, ColumnVector) - Static method in class ai.rapids.cudf.RollingAggregation

In a rolling window return the value offset entries ahead or the corresponding value from defaultOutput if it is outside of the window.

leftAntiJoinGatherMap(Table, boolean) - Method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left anti-join between two tables.

leftDistinctJoinGatherMap(Table, boolean) - Method in class ai.rapids.cudf.Table

Computes a gather map that can be used to manifest the result of a left equi-join between two tables where the right table is guaranteed to not contain any duplicated join keys.

leftJoinGatherMaps(Table, boolean) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a left equi-join between two tables.

leftJoinGatherMaps(HashJoin) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a left equi-join between two tables.

leftJoinGatherMaps(HashJoin, long) - Method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a left equi-join between two tables.

leftJoinRowCount(HashJoin) - Method in class ai.rapids.cudf.Table

Computes the number of rows resulting from a left equi-join between two tables.

leftSemiJoinGatherMap(Table, boolean) - Method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left semi-join between two tables.

length - Variable in class ai.rapids.cudf.MemoryBuffer

lessOrEqualTo(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

this <= rhs 1 is true 0 is false with the output cast to the given type.

lessOrEqualTo(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

this <= rhs 1 is true 0 is false.

lessThan(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

this < rhs 1 is true 0 is false with the output cast to the given type.

lessThan(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

this < rhs 1 is true 0 is false.

lessThan(ColumnView, BigDecimal) - Static method in class ai.rapids.cudf.DecimalUtils

Because the native lessThan operator has issues with comparing decimal values that have different precision and scale accurately.

lessThan(BinaryOperable, BigDecimal, int) - Static method in class ai.rapids.cudf.DecimalUtils

Because the native lessThan operator has issues with comparing decimal values that have different precision and scale accurately.

libraryLoaded() - Static method in class ai.rapids.cudf.CuFile

Check if the libcufilejni library is loaded.

libraryLoaded() - Static method in class ai.rapids.cudf.NativeDepsLoader

like(Scalar, Scalar) - Method in class ai.rapids.cudf.ColumnView

Returns a boolean ColumnVector identifying rows which match the given like pattern.

LIST - Static variable in class ai.rapids.cudf.DType

listBuilder(String) - Static method in class ai.rapids.cudf.ColumnWriterOptions

Creates a ListBuilder for column called 'name'

listBuilder(String, boolean) - Static method in class ai.rapids.cudf.ColumnWriterOptions

Creates a ListBuilder for column called 'name'

ListBuilder(String, boolean) - Constructor for class ai.rapids.cudf.ColumnWriterOptions.ListBuilder

ListColumnWriterOptions(ColumnWriterOptions.ListBuilder) - Constructor for class ai.rapids.cudf.ColumnWriterOptions.ListColumnWriterOptions

listConcatenateByRow(ColumnView...) - Static method in class ai.rapids.cudf.ColumnVector

Concatenate columns of lists horizontally (row by row), combining a corresponding row from each column into a single list row of a new column.

listConcatenateByRow(boolean, ColumnView...) - Static method in class ai.rapids.cudf.ColumnVector

Concatenate columns of lists horizontally (row by row), combining a corresponding row from each column into a single list row of a new column.

listContains(Scalar) - Method in class ai.rapids.cudf.ColumnView

Create a column of bool values indicating whether the specified scalar is an element of each row of a list column.

listContainsColumn(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Create a column of bool values indicating whether the list rows of the first column contain the corresponding values in the second column.

listContainsNulls() - Method in class ai.rapids.cudf.ColumnView

Create a column of bool values indicating whether the list rows of the specified column contain null elements.

listFromColumnView(ColumnView) - Static method in class ai.rapids.cudf.Scalar

Creates a scalar of list from a ColumnView.

listFromNull(HostColumnVector.DataType) - Static method in class ai.rapids.cudf.Scalar

Creates a null scalar of list type.

listIndexOf(Scalar, ColumnView.FindOptions) - Method in class ai.rapids.cudf.ColumnView

Create a column of int32 indices, indicating the position of the scalar search key in each list row.

listIndexOf(ColumnView, ColumnView.FindOptions) - Method in class ai.rapids.cudf.ColumnView

Create a column of int32 indices, indicating the position of each row in the search key column in the corresponding row of the lists column.

listReduce(SegmentedReductionAggregation) - Method in class ai.rapids.cudf.ColumnView

Do a reduction on the values in a list.

listReduce(SegmentedReductionAggregation, DType) - Method in class ai.rapids.cudf.ColumnView

Do a reduction on the values in a list.

listReduce(SegmentedReductionAggregation, NullPolicy, DType) - Method in class ai.rapids.cudf.ColumnView

Do a reduction on the values in a list.

listsDifferenceDistinct(ColumnView, ColumnView) - Static method in class ai.rapids.cudf.ColumnView

Find the difference of lists of the left column against lists of the right column.

listsHaveOverlap(ColumnView, ColumnView) - Static method in class ai.rapids.cudf.ColumnView

For each pair of lists from the input lists columns, check if they have any common non-null elements.

listsIntersectDistinct(ColumnView, ColumnView) - Static method in class ai.rapids.cudf.ColumnView

Find the intersection without duplicate between lists at each row of the given lists columns.

listSortRows(boolean, boolean) - Method in class ai.rapids.cudf.ColumnView

Segmented sort of the elements within a list in each row of a list column.

listsUnionDistinct(ColumnView, ColumnView) - Static method in class ai.rapids.cudf.ColumnView

Find the union without duplicate between lists at each row of the given lists columns.

ListType(boolean, HostColumnVector.DataType) - Constructor for class ai.rapids.cudf.HostColumnVector.ListType

Literal - Class in ai.rapids.cudf.ast

A literal value in an AST expression.

loadNativeDeps() - Static method in class ai.rapids.cudf.NativeDepsLoader

Load the native libraries needed for libcudf, if not loaded already.

loadNativeDeps(String[]) - Static method in class ai.rapids.cudf.NativeDepsLoader

Allows other libraries to reuse the same native deps loading logic.

log(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Calculate the log with the specified base

log(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Calculate the log with the specified base, output is the same as this.

log() - Method in class ai.rapids.cudf.ColumnView

Calculate the log, output is the same type as input.

log10() - Method in class ai.rapids.cudf.ColumnView

Calculate the log with base 10, output is the same type as input.

log2() - Method in class ai.rapids.cudf.ColumnView

Calculate the log with base 2, output is the same type as input.

logicalCastTo(DType) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

this has changed to bit_cast in C++ so use that name instead

logRefCountDebug(String) - Method in class ai.rapids.cudf.MemoryCleaner.Cleaner

logTo(File) - Static method in class ai.rapids.cudf.Rmm

Create a config that will write alloc/free logs to a file.

logToStderr() - Static method in class ai.rapids.cudf.Rmm

Create a config that will write alloc/free logs to stderr.

logToStdout() - Static method in class ai.rapids.cudf.Rmm

Create a config that will write alloc/free logs to stdout.

lower() - Method in class ai.rapids.cudf.ColumnView

Convert a string to lower case.

lowerBound(boolean[], Table, boolean[]) - Method in class ai.rapids.cudf.Table

Find smallest indices in a sorted table where values should be inserted to maintain order.

lowerBound(Table, OrderByArg...) - Method in class ai.rapids.cudf.Table

Find smallest indices in a sorted table where values should be inserted to maintain order.

lstrip() - Method in class ai.rapids.cudf.ColumnView

Removes whitespace from the beginning of a string.

lstrip(Scalar) - Method in class ai.rapids.cudf.ColumnView

Removes the specified characters from the beginning of each string.

M

M2() - Static method in class ai.rapids.cudf.GroupByAggregation

Sum of square of differences from mean.

makeChunkedPack(long, RmmDeviceMemoryResource) - Method in class ai.rapids.cudf.Table

Create an instance of `ChunkedPack` which can be used to pack this table contiguously in memory utilizing a bounce buffer of size `bounceBufferSize`.

makeChunkedPack(long) - Method in class ai.rapids.cudf.Table

Create an instance of `ChunkedPack` which can be used to pack this table contiguously in memory utilizing a bounce buffer of size `bounceBufferSize`.

makeList(ColumnView...) - Static method in class ai.rapids.cudf.ColumnVector

Create a LIST column from the given columns.

makeList(long, DType, ColumnView...) - Static method in class ai.rapids.cudf.ColumnVector

Create a LIST column from the given columns.

makeListFromOffsets(long, ColumnView) - Method in class ai.rapids.cudf.ColumnVector

Create a LIST column from the current column and a given offsets column.

makeStruct(ColumnView...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new struct vector made up of existing columns.

makeStruct(long, ColumnView...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new struct vector made up of existing columns.

makeStructView(long, ColumnView...) - Static method in class ai.rapids.cudf.ColumnView

Create a new struct column view of existing column views.

makeStructView(ColumnView...) - Static method in class ai.rapids.cudf.ColumnView

Create a new struct column view of existing column views.

mapColumn(String, ColumnWriterOptions, ColumnWriterOptions) - Static method in class ai.rapids.cudf.ColumnWriterOptions

Deprecated.

mapColumn(String, ColumnWriterOptions, ColumnWriterOptions, Boolean) - Static method in class ai.rapids.cudf.ColumnWriterOptions

Add a Map Column to the schema.

mapFile(File, FileChannel.MapMode, long, long) - Static method in class ai.rapids.cudf.HostMemoryBuffer

Create a host buffer that is memory-mapped to a file.

matchesRe(String) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

matchesRe(RegexProgram) - Method in class ai.rapids.cudf.ColumnView

Returns a boolean ColumnVector identifying rows which match the given regex program pattern but only at the beginning of the string.

max() - Method in class ai.rapids.cudf.ColumnView

Returns the maximum of all values in the column, returning a scalar of the same type as this column.

max(DType) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

the max reduction no longer internally allows for setting the output type, as a work around this API will cast the input type to the output type for you, but this may not work in all cases.

max() - Static method in class ai.rapids.cudf.GroupByAggregation

Max Aggregation

max() - Static method in class ai.rapids.cudf.GroupByScanAggregation

Max Aggregation

max() - Static method in class ai.rapids.cudf.ReductionAggregation

Max Aggregation

max() - Static method in class ai.rapids.cudf.RollingAggregation

Rolling Window Max

max() - Static method in class ai.rapids.cudf.ScanAggregation

Max Aggregation

max() - Static method in class ai.rapids.cudf.SegmentedReductionAggregation

Max Aggregation

maxNullAware(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Returns the max non null value.

maxNullAware(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Returns the max non null value.

md5Hash(ColumnView...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector containing the MD5 hash of each row in the table.

mean() - Method in class ai.rapids.cudf.ColumnView

Returns the arithmetic mean of all values in the column, returning a FLOAT64 scalar unless the column type is FLOAT32 then a FLOAT32 scalar is returned.

mean(DType) - Method in class ai.rapids.cudf.ColumnView

Returns the arithmetic mean of all values in the column, returning a scalar of the specified type.

mean() - Static method in class ai.rapids.cudf.GroupByAggregation

Arithmetic mean reduction.

mean() - Static method in class ai.rapids.cudf.ReductionAggregation

Arithmetic mean reduction.

mean() - Static method in class ai.rapids.cudf.RollingAggregation

Arithmetic Mean

median() - Static method in class ai.rapids.cudf.GroupByAggregation

Median reduction.

median() - Static method in class ai.rapids.cudf.ReductionAggregation

Median reduction.

memGetInfo() - Static method in class ai.rapids.cudf.Cuda

Mapping: cudaMemGetInfo(size_t *free, size_t *total)

MemoryBuffer - Class in ai.rapids.cudf

Abstract class for representing the Memory Buffer NOTE: MemoryBuffer is public to make it easier to work with the class hierarchy, subclassing beyond what is included in CUDF is not recommended and not supported.

MemoryBuffer(long, long, MemoryBuffer.MemoryBufferCleaner) - Constructor for class ai.rapids.cudf.MemoryBuffer

Constructor

MemoryBuffer(long, long) - Constructor for class ai.rapids.cudf.MemoryBuffer

Constructor

MemoryBuffer(long, long, MemoryBuffer) - Constructor for class ai.rapids.cudf.MemoryBuffer

Internal constructor used when creating a slice.

MemoryBuffer.EventHandler - Interface in ai.rapids.cudf

Interface to handle events for this MemoryBuffer.

MemoryBuffer.MemoryBufferCleaner - Class in ai.rapids.cudf

MemoryBufferCleaner() - Constructor for class ai.rapids.cudf.MemoryBuffer.MemoryBufferCleaner

MemoryCleaner - Class in ai.rapids.cudf

ColumnVectors may store data off heap, and because of complicated processing the life time of an individual vector can vary a lot.

MemoryCleaner() - Constructor for class ai.rapids.cudf.MemoryCleaner

MemoryCleaner.Cleaner - Class in ai.rapids.cudf

API that can be used to clean up the resources for a vector, even if there was a leak

memset(long, byte, long) - Static method in class ai.rapids.cudf.Cuda

Sets count bytes starting at the memory area pointed to by dst, with value.

merge(Table[], OrderByArg...) - Static method in class ai.rapids.cudf.Table

Merge multiple already sorted tables keeping the sort order the same.

merge(List<Table>, OrderByArg...) - Static method in class ai.rapids.cudf.Table

Merge multiple already sorted tables keeping the sort order the same.

mergeAndSetValidity(BinaryOp, ColumnView...) - Method in class ai.rapids.cudf.ColumnView

Create a deep copy of the column while replacing the null mask.

mergeHistogram() - Static method in class ai.rapids.cudf.GroupByAggregation

MergeHistogram aggregation, to merge multiple histograms.

mergeHistogram() - Static method in class ai.rapids.cudf.ReductionAggregation

Create MergeHistogramAggregation, to merge multiple histograms.

mergeLists() - Static method in class ai.rapids.cudf.GroupByAggregation

Merge the partial lists produced by multiple CollectListAggregations.

mergeLists() - Static method in class ai.rapids.cudf.ReductionAggregation

Merge the partial lists produced by multiple CollectListAggregations.

mergeM2() - Static method in class ai.rapids.cudf.GroupByAggregation

Merge the partial M2 values produced by multiple instances of M2Aggregation.

mergeSets() - Static method in class ai.rapids.cudf.GroupByAggregation

Merge the partial sets produced by multiple CollectSetAggregations.

mergeSets(NullEquality, NaNEquality) - Static method in class ai.rapids.cudf.GroupByAggregation

Merge the partial sets produced by multiple CollectSetAggregations.

mergeSets() - Static method in class ai.rapids.cudf.ReductionAggregation

Merge the partial sets produced by multiple CollectSetAggregations.

mergeSets(NullEquality, NaNEquality) - Static method in class ai.rapids.cudf.ReductionAggregation

Merge the partial sets produced by multiple CollectSetAggregations.

mergeTDigest(int) - Static method in class ai.rapids.cudf.GroupByAggregation

Merge t-digests.

mergeTDigest(int) - Static method in class ai.rapids.cudf.ReductionAggregation

tDigest merge reduction.

min() - Method in class ai.rapids.cudf.ColumnView

Returns the minimum of all values in the column, returning a scalar of the same type as this column.

min(DType) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

the min reduction no longer internally allows for setting the output type, as a work around this API will cast the input type to the output type for you, but this may not work in all cases.

min() - Static method in class ai.rapids.cudf.GroupByAggregation

Min Aggregation

min() - Static method in class ai.rapids.cudf.GroupByScanAggregation

Min Aggregation

min() - Static method in class ai.rapids.cudf.ReductionAggregation

Min Aggregation

min() - Static method in class ai.rapids.cudf.RollingAggregation

Rolling Window Min

min() - Static method in class ai.rapids.cudf.ScanAggregation

Min Aggregation

min() - Static method in class ai.rapids.cudf.SegmentedReductionAggregation

Min Aggregation

minNullAware(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Returns the min non null value.

minNullAware(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Returns the min non null value.

minPeriods(int) - Method in class ai.rapids.cudf.WindowOptions.Builder

Set the minimum number of observation required to evaluate an element.

minute() - Method in class ai.rapids.cudf.ColumnView

Get minute from a timestamp with time resolution.

missingFieldsAsNulls(boolean) - Method in class ai.rapids.cudf.GetJsonObjectOptions.Builder

mixedFullJoinGatherMaps(Table, Table, Table, Table, CompiledExpression, NullEquality) - Static method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a full join between two tables using a mix of equality and inequality conditions.

mixedInnerJoinGatherMaps(Table, Table, Table, Table, CompiledExpression, NullEquality) - Static method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of an inner join between two tables using a mix of equality and inequality conditions.

mixedInnerJoinGatherMaps(Table, Table, Table, Table, CompiledExpression, NullEquality, MixedJoinSize) - Static method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of an inner join between two tables using a mix of equality and inequality conditions.

mixedInnerJoinSize(Table, Table, Table, Table, CompiledExpression, NullEquality) - Static method in class ai.rapids.cudf.Table

Computes output size information for an inner join between two tables using a mix of equality and inequality conditions.

MixedJoinSize - Class in ai.rapids.cudf

This class tracks size information associated with a mixed table join.

mixedLeftAntiJoinGatherMap(Table, Table, Table, Table, CompiledExpression, NullEquality) - Static method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left anti join between two tables using a mix of equality and inequality conditions.

mixedLeftAntiJoinGatherMap(Table, Table, Table, Table, CompiledExpression, NullEquality, MixedJoinSize) - Static method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left anti join between two tables using a mix of equality and inequality conditions.

mixedLeftAntiJoinSize(Table, Table, Table, Table, CompiledExpression, NullEquality) - Static method in class ai.rapids.cudf.Table

Computes output size information for a left anti join between two tables using a mix of equality and inequality conditions.

mixedLeftJoinGatherMaps(Table, Table, Table, Table, CompiledExpression, NullEquality) - Static method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a left join between two tables using a mix of equality and inequality conditions.

mixedLeftJoinGatherMaps(Table, Table, Table, Table, CompiledExpression, NullEquality, MixedJoinSize) - Static method in class ai.rapids.cudf.Table

Computes the gather maps that can be used to manifest the result of a left join between two tables using a mix of equality and inequality conditions.

mixedLeftJoinSize(Table, Table, Table, Table, CompiledExpression, NullEquality) - Static method in class ai.rapids.cudf.Table

Computes output size information for a left join between two tables using a mix of equality and inequality conditions.

mixedLeftSemiJoinGatherMap(Table, Table, Table, Table, CompiledExpression, NullEquality) - Static method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left semi join between two tables using a mix of equality and inequality conditions.

mixedLeftSemiJoinGatherMap(Table, Table, Table, Table, CompiledExpression, NullEquality, MixedJoinSize) - Static method in class ai.rapids.cudf.Table

Computes the gather map that can be used to manifest the result of a left semi join between two tables using a mix of equality and inequality conditions.

mixedLeftSemiJoinSize(Table, Table, Table, Table, CompiledExpression, NullEquality) - Static method in class ai.rapids.cudf.Table

Computes output size information for a left semi join between two tables using a mix of equality and inequality conditions.

mod(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Compute the modulus with the given output type.

mod(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Compute the modulus.

month() - Method in class ai.rapids.cudf.ColumnView

Get month from a timestamp.

mul(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Multiply two vectors together with the given output type.

mul(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Multiply two vectors together.

multiBufferCopyAsync(long[], long[], long[], Cuda.Stream) - Static method in class ai.rapids.cudf.Cuda

Copy data from multiple device buffer sources to multiple device buffer destinations.

MultiBufferDataSource - Class in ai.rapids.cudf

This is a DataSource that can take multiple HostMemoryBuffers.

MultiBufferDataSource(HostMemoryBuffer...) - Constructor for class ai.rapids.cudf.MultiBufferDataSource

Create a new data source backed by multiple buffers.

MultiBufferDataSource(HostMemoryAllocator, HostMemoryBuffer...) - Constructor for class ai.rapids.cudf.MultiBufferDataSource

Create a new data source backed by multiple buffers.

N

name - Variable in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

NaNEquality - Enum in ai.rapids.cudf

How should NaNs be compared in an operation.

nansToNulls() - Method in class ai.rapids.cudf.ColumnView

Returns a new ColumnVector with NaNs converted to nulls, preserving the existing null values.

NativeDepsLoader - Class in ai.rapids.cudf

This class will load the native dependencies.

NativeDepsLoader() - Constructor for class ai.rapids.cudf.NativeDepsLoader

needTheGpu() - Method in interface ai.rapids.cudf.ArrowIPCOptions.NeedGpu

A callback to indicate that we are about to start putting data on the GPU.

NestedBuilder(String, boolean) - Constructor for class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Builder specific to build a Struct meta

NestedBuilder(String, boolean, int) - Constructor for class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

NestedBuilder() - Constructor for class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

newPinnedPoolMemoryResource(long, long) - Static method in class ai.rapids.cudf.Rmm

next(DeviceMemoryBuffer) - Method in class ai.rapids.cudf.ChunkedPack

Place the next contiguous chunk of our table into `userPtr`.

normalizeNANsAndZeros() - Method in class ai.rapids.cudf.ColumnView

Create a new vector of "normalized" values, where: 1.

not() - Method in class ai.rapids.cudf.ColumnView

Returns a vector of the logical `not` of each value in the input column (this)

notEqualTo(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

this != rhs 1 is true 0 is false with the output cast to the given type.

notEqualTo(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

this != rhs 1 is true 0 is false.

noWarnLeakExpected() - Method in class ai.rapids.cudf.ColumnVector

This is a really ugly API, but it is possible that the lifecycle of a column of data may not have a clear lifecycle thanks to java and GC.

noWarnLeakExpected() - Method in class ai.rapids.cudf.ColumnVector.OffHeapState

noWarnLeakExpected() - Method in class ai.rapids.cudf.HostColumnVector

This is a really ugly API, but it is possible that the lifecycle of a column of data may not have a clear lifecycle thanks to java and GC.

noWarnLeakExpected() - Method in class ai.rapids.cudf.HostColumnVectorCore.OffHeapState

noWarnLeakExpected() - Method in class ai.rapids.cudf.MemoryBuffer

This is a really ugly API, but it is possible that the lifecycle of a column of data may not have a clear lifecycle thanks to java and GC.

noWarnLeakExpected() - Method in class ai.rapids.cudf.MemoryCleaner.Cleaner

nth(int) - Static method in class ai.rapids.cudf.GroupByAggregation

Get the nth, non-null, element in a group.

nth(int, NullPolicy) - Static method in class ai.rapids.cudf.GroupByAggregation

Get the nth element in a group.

nth(int) - Static method in class ai.rapids.cudf.ReductionAggregation

Get the nth, non-null, element in a group.

nth(int, NullPolicy) - Static method in class ai.rapids.cudf.ReductionAggregation

Get the nth element in a group.

nth(int, NullPolicy) - Static method in class ai.rapids.cudf.RollingAggregation

Select the nth element from a specified window.

nullCount - Variable in class ai.rapids.cudf.ColumnView

nullCount - Variable in class ai.rapids.cudf.HostColumnVectorCore

nullCount - Variable in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

NullEquality - Enum in ai.rapids.cudf

How should nulls be compared in an operation.

NullPolicy - Enum in ai.rapids.cudf

Specify whether to include nulls or exclude nulls in an operation.

numCompressedBytes - Variable in class ai.rapids.cudf.TableWriter.WriteStatistics

numFailedBytes - Variable in class ai.rapids.cudf.TableWriter.WriteStatistics

numSkippedBytes - Variable in class ai.rapids.cudf.TableWriter.WriteStatistics

nunique() - Static method in class ai.rapids.cudf.GroupByAggregation

Number of unique, non-null, elements.

nunique(NullPolicy) - Static method in class ai.rapids.cudf.GroupByAggregation

Number of unique elements.

nunique() - Static method in class ai.rapids.cudf.ReductionAggregation

Number of unique, non-null, elements.

nunique(NullPolicy) - Static method in class ai.rapids.cudf.ReductionAggregation

Number of unique elements.

NvcompCudaException - Exception in ai.rapids.cudf.nvcomp

Exception thrown from nvcomp indicating a CUDA error occurred.

NvcompException - Exception in ai.rapids.cudf.nvcomp

Base class for all nvcomp-specific exceptions

NvtxColor - Enum in ai.rapids.cudf

NvtxRange - Class in ai.rapids.cudf

This class supports push/pop NVTX profiling ranges, or "scoped" ranges.

NvtxRange(String, NvtxColor) - Constructor for class ai.rapids.cudf.NvtxRange

NvtxRange(String, int) - Constructor for class ai.rapids.cudf.NvtxRange

NvtxUniqueRange - Class in ai.rapids.cudf

This class supports start/end NVTX profiling ranges.

NvtxUniqueRange(String, NvtxColor) - Constructor for class ai.rapids.cudf.NvtxUniqueRange

NvtxUniqueRange(String, int) - Constructor for class ai.rapids.cudf.NvtxUniqueRange

O

ofBoolean(boolean) - Static method in class ai.rapids.cudf.ast.Literal

Construct a boolean literal with the specified value.

ofBoolean(Boolean) - Static method in class ai.rapids.cudf.ast.Literal

Construct a boolean literal with the specified value or null.

ofByte(byte) - Static method in class ai.rapids.cudf.ast.Literal

Construct a byte literal with the specified value.

ofByte(Byte) - Static method in class ai.rapids.cudf.ast.Literal

Construct a byte literal with the specified value or null.

ofDouble(double) - Static method in class ai.rapids.cudf.ast.Literal

Construct a double literal with the specified value.

ofDouble(Double) - Static method in class ai.rapids.cudf.ast.Literal

Construct a double literal with the specified value or null.

ofDurationDaysFromInt(int) - Static method in class ai.rapids.cudf.ast.Literal

Construct a duration days literal with the specified value.

ofDurationDaysFromInt(Integer) - Static method in class ai.rapids.cudf.ast.Literal

Construct a duration days literal with the specified value or null.

ofDurationFromLong(DType, long) - Static method in class ai.rapids.cudf.ast.Literal

Construct a long-based duration literal with the specified value.

ofDurationFromLong(DType, Long) - Static method in class ai.rapids.cudf.ast.Literal

Construct a long-based duration literal with the specified value or null.

offHeap - Variable in class ai.rapids.cudf.ColumnView

offHeap - Variable in class ai.rapids.cudf.HostColumnVectorCore

OffHeapState(long) - Constructor for class ai.rapids.cudf.ColumnVector.OffHeapState

Make a column form an existing cudf::column *.

OffHeapState(DeviceMemoryBuffer, DeviceMemoryBuffer, DeviceMemoryBuffer, List<DeviceMemoryBuffer>, long) - Constructor for class ai.rapids.cudf.ColumnVector.OffHeapState

Create from existing cudf::column_view and buffers.

OffHeapState(long, DeviceMemoryBuffer) - Constructor for class ai.rapids.cudf.ColumnVector.OffHeapState

Create from existing cudf::column_view and contiguous buffer.

ofFloat(float) - Static method in class ai.rapids.cudf.ast.Literal

Construct a float literal with the specified value.

ofFloat(Float) - Static method in class ai.rapids.cudf.ast.Literal

Construct a float literal with the specified value or null.

offsets - Variable in class ai.rapids.cudf.HostColumnVectorCore.OffHeapState

ofInt(int) - Static method in class ai.rapids.cudf.ast.Literal

Construct an integer literal with the specified value.

ofInt(Integer) - Static method in class ai.rapids.cudf.ast.Literal

Construct an integer literal with the specified value or null.

ofLong(long) - Static method in class ai.rapids.cudf.ast.Literal

Construct a long literal with the specified value.

ofLong(Long) - Static method in class ai.rapids.cudf.ast.Literal

Construct a long literal with the specified value or null.

ofNull(DType) - Static method in class ai.rapids.cudf.ast.Literal

Construct a null literal of the specified type.

ofShort(short) - Static method in class ai.rapids.cudf.ast.Literal

Construct a short literal with the specified value.

ofShort(Short) - Static method in class ai.rapids.cudf.ast.Literal

Construct a short literal with the specified value or null.

ofString(String) - Static method in class ai.rapids.cudf.ast.Literal

Construct a string literal with the specified value or null.

ofTimestampDaysFromInt(int) - Static method in class ai.rapids.cudf.ast.Literal

Construct a timestamp days literal with the specified value.

ofTimestampDaysFromInt(Integer) - Static method in class ai.rapids.cudf.ast.Literal

Construct a timestamp days literal with the specified value or null.

ofTimestampFromLong(DType, long) - Static method in class ai.rapids.cudf.ast.Literal

Construct a long-based timestamp literal with the specified value.

ofTimestampFromLong(DType, Long) - Static method in class ai.rapids.cudf.ast.Literal

Construct a long-based timestamp literal with the specified value or null.

ofUTF8String(byte[]) - Static method in class ai.rapids.cudf.ast.Literal

Construct a string literal directly with byte array to skip transcoding.

onAllocated(long) - Method in interface ai.rapids.cudf.RmmEventHandler

Invoked after every memory allocation when debug mode is enabled.

onAllocFailure(long) - Method in interface ai.rapids.cudf.RmmEventHandler

Deprecated.

deprecated in favor of onAllocFailure(long, boolean)

onAllocFailure(long, int) - Method in interface ai.rapids.cudf.RmmEventHandler

Invoked on a memory allocation failure.

onAllocThreshold(long) - Method in interface ai.rapids.cudf.RmmEventHandler

Invoked after an RMM memory allocate operation when an allocate threshold is crossed.

onClosed(ColumnVector, int) - Method in interface ai.rapids.cudf.ColumnVector.EventHandler

`onClosed` is invoked with the updated `refCount` during `close`.

onClosed(HostColumnVector, int) - Method in interface ai.rapids.cudf.HostColumnVector.EventHandler

`onClosed` is invoked with the updated `refCount` during `close`.

onClosed(int) - Method in interface ai.rapids.cudf.MemoryBuffer.EventHandler

`onClosed` is invoked with the updated `refCount` during `close`.

onColumn(int) - Method in class ai.rapids.cudf.GroupByAggregation

Add a column to the Aggregation so it can be used on a specific column of data.

onColumn(int) - Method in class ai.rapids.cudf.GroupByScanAggregation

Add a column to the Aggregation so it can be used on a specific column of data.

onColumn(int) - Method in enum ai.rapids.cudf.ReplacePolicy

Indicate which column the replacement should happen on.

onColumn(int) - Method in class ai.rapids.cudf.RollingAggregation

Add a column to the Aggregation so it can be used on a specific column of data.

onColumns(int...) - Method in class ai.rapids.cudf.Table

onDeallocated(long) - Method in interface ai.rapids.cudf.RmmEventHandler

Invoked after every memory deallocation when debug mode is enabled.

onDeallocThreshold(long) - Method in interface ai.rapids.cudf.RmmEventHandler

Invoked after an RMM memory deallocation operation when a deallocate threshold is crossed.

onHostBufferDone(HostMemoryBuffer) - Method in class ai.rapids.cudf.DataSource

Called when the buffer returned from hostRead is done.

or(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Logical or (||) with the given output type.

or(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Logical or (||).

ORCOptions - Class in ai.rapids.cudf

Options for reading a ORC file

ORCOptions.Builder - Class in ai.rapids.cudf

ORCWriterOptions - Class in ai.rapids.cudf

This class represents settings for writing ORC files.

ORCWriterOptions.Builder - Class in ai.rapids.cudf

orderBy(OrderByArg...) - Method in class ai.rapids.cudf.Table

Orders the table using the sortkeys returning a new allocated table.

OrderByArg - Class in ai.rapids.cudf

Provides the ordering for specific columns.

orderByAscending() - Method in class ai.rapids.cudf.WindowOptions.Builder

orderByColumnIndex(int) - Method in class ai.rapids.cudf.WindowOptions.Builder

orderByDescending() - Method in class ai.rapids.cudf.WindowOptions.Builder

outOfBounds(ColumnView, int, int) - Static method in class ai.rapids.cudf.DecimalUtils

With precision and scale, checks each value of input decimal column for out of bound.

OutOfBoundsPolicy - Enum in ai.rapids.cudf

Policy to account for possible out-of-bounds indices `NULLIFY` means to nullify output values corresponding to out-of-bounds gather map values.

OUTPUT_STREAM - Static variable in class ai.rapids.cudf.TableDebug

Specify one of -Dai.rapids.cudf.debug.output=stderr to print directly to standard error (default) -Dai.rapids.cudf.debug.output=stdout to print directly to standard output -Dai.rapids.cudf.debug.output=log[_level] to redirect to a logging subsystem that can further be configured.

overWindow(WindowOptions) - Method in class ai.rapids.cudf.RollingAggregationOnColumn

P

PackedColumnMetadata - Class in ai.rapids.cudf

Metadata for a table that is backed by a single contiguous device buffer.

pad(int) - Method in class ai.rapids.cudf.ColumnView

Pad the Strings column until it reaches the desired length with spaces " " on the right.

pad(int, PadSide) - Method in class ai.rapids.cudf.ColumnView

Pad the Strings column until it reaches the desired length with spaces " ".

pad(int, PadSide, String) - Method in class ai.rapids.cudf.ColumnView

Pad the Strings column until it reaches the desired length.

PadSide - Enum in ai.rapids.cudf

ParquetChunkedReader - Class in ai.rapids.cudf

Provide an interface for reading a Parquet file in an iterative manner.

ParquetChunkedReader(long, File) - Constructor for class ai.rapids.cudf.ParquetChunkedReader

Construct the reader instance from a read limit and a file path.

ParquetChunkedReader(long, ParquetOptions, File) - Constructor for class ai.rapids.cudf.ParquetChunkedReader

Construct the reader instance from a read limit, a ParquetOptions object, and a file path.

ParquetChunkedReader(long, long, ParquetOptions, File) - Constructor for class ai.rapids.cudf.ParquetChunkedReader

Construct the reader instance from a read limit, a ParquetOptions object, and a file path.

ParquetChunkedReader(long, ParquetOptions, HostMemoryBuffer, long, long) - Constructor for class ai.rapids.cudf.ParquetChunkedReader

Construct the reader instance from a read limit and a file already read in a memory buffer.

ParquetChunkedReader(long, long, ParquetOptions, HostMemoryBuffer, long, long) - Constructor for class ai.rapids.cudf.ParquetChunkedReader

Construct the reader instance from a read limit and a file already read in a memory buffer.

ParquetChunkedReader(long, ParquetOptions, DataSource) - Constructor for class ai.rapids.cudf.ParquetChunkedReader

Construct a reader instance from a DataSource

parquetFieldId - Variable in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

ParquetOptions - Class in ai.rapids.cudf

Options for reading a parquet file

ParquetOptions.Builder - Class in ai.rapids.cudf

ParquetWriterOptions - Class in ai.rapids.cudf

This class represents settings for writing Parquet files.

ParquetWriterOptions.Builder - Class in ai.rapids.cudf

ParquetWriterOptions.StatisticsFrequency - Enum in ai.rapids.cudf

parseErrorCode(int) - Static method in enum ai.rapids.cudf.CudaException.CudaError

partition(ColumnView, int) - Method in class ai.rapids.cudf.Table

Partition this table using the mapping in partitionMap.

PartitionedTable - Class in ai.rapids.cudf

Class to provide a PartitionedTable

pattern() - Method in class ai.rapids.cudf.RegexProgram

Get the pattern used to create this instance

percentRank() - Static method in class ai.rapids.cudf.GroupByScanAggregation

Get the row's percent ranking.

percentRank() - Static method in class ai.rapids.cudf.ScanAggregation

Get the row's percent rank.

PinnedMemoryPool - Class in ai.rapids.cudf

This is the JNI interface to a rmm::pool_memory_resource.

pmod(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Returns the positive value of lhs mod rhs.

pmod(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Returns the positive value of lhs mod rhs.

POOL - Static variable in class ai.rapids.cudf.RmmAllocationMode

Use pool suballocation strategy

pow(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Compute the power with the given output type.

pow(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Compute the power.

preceding(Scalar) - Method in class ai.rapids.cudf.WindowOptions.Builder

Set the relative number preceding the current row for range window

prefixSum() - Method in class ai.rapids.cudf.ColumnView

Compute the prefix sum (aka cumulative sum) of the values in this column.

printBuffer() - Method in class ai.rapids.cudf.HostMemoryBuffer

WARNING: Debug only method to print buffer.

printBuffer(int) - Method in class ai.rapids.cudf.HostMemoryBuffer

WARNING: Debug only method to print buffer.

product() - Method in class ai.rapids.cudf.ColumnView

Returns the product of all values in the column, returning a scalar of the same type as this column.

product(DType) - Method in class ai.rapids.cudf.ColumnView

Returns the product of all values in the column, returning a scalar of the specified type.

product() - Static method in class ai.rapids.cudf.GroupByAggregation

Product Aggregation.

product() - Static method in class ai.rapids.cudf.GroupByScanAggregation

Product Aggregation.

product() - Static method in class ai.rapids.cudf.ReductionAggregation

Product Aggregation.

product() - Static method in class ai.rapids.cudf.ScanAggregation

Product Aggregation.

product() - Static method in class ai.rapids.cudf.SegmentedReductionAggregation

Product Aggregation.

profilerStart() - Static method in class ai.rapids.cudf.Cuda

Begins an Nsight profiling session, if a profiler is currently attached.

profilerStop() - Static method in class ai.rapids.cudf.Cuda

Stops an active Nsight profiling session.

purgeNonEmptyNulls() - Method in class ai.rapids.cudf.ColumnView

Copies this column into output while purging any non-empty null rows in the column or its descendants.

Q

quantile(QuantileMethod, double[]) - Method in class ai.rapids.cudf.ColumnView

Calculate various quantiles of this ColumnVector.

quantile(double...) - Static method in class ai.rapids.cudf.GroupByAggregation

Aggregate to compute the specified quantiles.

quantile(QuantileMethod, double...) - Static method in class ai.rapids.cudf.GroupByAggregation

Aggregate to compute various quantiles.

quantile(double...) - Static method in class ai.rapids.cudf.ReductionAggregation

Aggregate to compute the specified quantiles.

quantile(QuantileMethod, double...) - Static method in class ai.rapids.cudf.ReductionAggregation

Aggregate to compute various quantiles.

QuantileMethod - Enum in ai.rapids.cudf

Interpolation method to use when the desired quantile lies between two data points i and j.

quarterOfYear() - Method in class ai.rapids.cudf.ColumnView

Get the quarter of the year from a timestamp.

QuoteStyle - Enum in ai.rapids.cudf

Quote style for CSV records, closely following cudf::io::quote_style.

R

Range - Class in ai.rapids.cudf

Helper utility for creating ranges.

Range() - Constructor for class ai.rapids.cudf.Range

rank() - Static method in class ai.rapids.cudf.GroupByScanAggregation

Get the row's ranking.

rank() - Static method in class ai.rapids.cudf.ScanAggregation

Get the row's ranking.

read(CuFileBuffer, long) - Method in class ai.rapids.cudf.CuFileReadHandle

Read the file content into the specified cuFile buffer.

readAndConcat(JCudfSerialization.SerializedTableHeader[], HostMemoryBuffer[]) - Static method in class ai.rapids.cudf.JCudfSerialization

readAndInferJSON(JSONOptions, DataSource) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data and infer the column names and schema.

readArrowIPCChunked(ArrowIPCOptions, File) - Static method in class ai.rapids.cudf.Table

Get a reader that will return tables.

readArrowIPCChunked(File) - Static method in class ai.rapids.cudf.Table

Get a reader that will return tables.

readArrowIPCChunked(ArrowIPCOptions, HostBufferProvider, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

Get a reader that will return tables.

readArrowIPCChunked(ArrowIPCOptions, HostBufferProvider) - Static method in class ai.rapids.cudf.Table

readArrowIPCChunked(HostBufferProvider) - Static method in class ai.rapids.cudf.Table

Get a reader that will return tables.

readAvro(File) - Static method in class ai.rapids.cudf.Table

Read an Avro file using the default AvroOptions.

readAvro(AvroOptions, File) - Static method in class ai.rapids.cudf.Table

Read an Avro file.

readAvro(byte[]) - Static method in class ai.rapids.cudf.Table

Read Avro formatted data.

readAvro(AvroOptions, byte[]) - Static method in class ai.rapids.cudf.Table

Read Avro formatted data.

readAvro(AvroOptions, byte[], long, long, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

Read Avro formatted data.

readAvro(AvroOptions, byte[], long, long) - Static method in class ai.rapids.cudf.Table

readAvro(AvroOptions, HostMemoryBuffer, long, long) - Static method in class ai.rapids.cudf.Table

Read Avro formatted data.

readAvro(AvroOptions, DataSource) - Static method in class ai.rapids.cudf.Table

readChunk() - Method in class ai.rapids.cudf.ParquetChunkedReader

Read a chunk of rows in the given Parquet file such that the returning data has total size does not exceed the given read limit.

readCSV(Schema, File) - Static method in class ai.rapids.cudf.Table

Read a CSV file using the default CSVOptions.

readCSV(Schema, CSVOptions, File) - Static method in class ai.rapids.cudf.Table

Read a CSV file.

readCSV(Schema, byte[]) - Static method in class ai.rapids.cudf.Table

Read CSV formatted data using the default CSVOptions.

readCSV(Schema, CSVOptions, byte[]) - Static method in class ai.rapids.cudf.Table

Read CSV formatted data.

readCSV(Schema, CSVOptions, byte[], long, long, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

Read CSV formatted data.

readCSV(Schema, CSVOptions, byte[], long, long) - Static method in class ai.rapids.cudf.Table

readCSV(Schema, CSVOptions, HostMemoryBuffer, long, long) - Static method in class ai.rapids.cudf.Table

Read CSV formatted data.

readCSV(Schema, CSVOptions, DataSource) - Static method in class ai.rapids.cudf.Table

readFileToDeviceBuffer(BaseDeviceMemoryBuffer, File, long) - Static method in class ai.rapids.cudf.CuFile

Read a file into a device buffer synchronously.

readFileToDeviceMemory(long, long, File, long) - Static method in class ai.rapids.cudf.CuFile

Read a file into device memory synchronously.

readInto(HostMemoryBuffer, long) - Method in interface ai.rapids.cudf.HostBufferProvider

Place data into the given buffer.

readJSON(Schema, File) - Static method in class ai.rapids.cudf.Table

Read a JSON file using the default JSONOptions.

readJSON(Schema, byte[]) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data using the default JSONOptions.

readJSON(Schema, JSONOptions, byte[]) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data.

readJSON(Schema, JSONOptions, File) - Static method in class ai.rapids.cudf.Table

Read a JSON file.

readJSON(Schema, JSONOptions, byte[], long, long, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data.

readJSON(Schema, JSONOptions, byte[], long, long, HostMemoryAllocator, int) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data.

readJSON(Schema, JSONOptions, byte[], long, long, int) - Static method in class ai.rapids.cudf.Table

readJSON(Schema, JSONOptions, byte[], long, long) - Static method in class ai.rapids.cudf.Table

readJSON(JSONOptions, HostMemoryBuffer, long, long) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data and infer the column names and schema.

readJSON(Schema, JSONOptions, HostMemoryBuffer, long, long) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data.

readJSON(Schema, JSONOptions, HostMemoryBuffer, long, long, int) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data.

readJSON(Schema, JSONOptions, DataSource) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data.

readJSON(Schema, JSONOptions, DataSource, int) - Static method in class ai.rapids.cudf.Table

Read JSON formatted data.

readORC(File) - Static method in class ai.rapids.cudf.Table

Read a ORC file using the default ORCOptions.

readORC(ORCOptions, File) - Static method in class ai.rapids.cudf.Table

Read a ORC file.

readORC(byte[]) - Static method in class ai.rapids.cudf.Table

Read ORC formatted data.

readORC(ORCOptions, byte[]) - Static method in class ai.rapids.cudf.Table

Read ORC formatted data.

readORC(ORCOptions, byte[], long, long, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

Read ORC formatted data.

readORC(ORCOptions, byte[], long, long) - Static method in class ai.rapids.cudf.Table

readORC(ORCOptions, HostMemoryBuffer, long, long) - Static method in class ai.rapids.cudf.Table

Read ORC formatted data.

readORC(ORCOptions, DataSource) - Static method in class ai.rapids.cudf.Table

readParquet(File) - Static method in class ai.rapids.cudf.Table

Read a Parquet file using the default ParquetOptions.

readParquet(ParquetOptions, File) - Static method in class ai.rapids.cudf.Table

Read a Parquet file.

readParquet(byte[]) - Static method in class ai.rapids.cudf.Table

Read parquet formatted data.

readParquet(ParquetOptions, byte[]) - Static method in class ai.rapids.cudf.Table

Read parquet formatted data.

readParquet(ParquetOptions, byte[], long, long, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

Read parquet formatted data.

readParquet(ParquetOptions, byte[], long, long) - Static method in class ai.rapids.cudf.Table

readParquet(ParquetOptions, HostMemoryBuffer, long, long) - Static method in class ai.rapids.cudf.Table

Read parquet formatted data.

readParquet(ParquetOptions, DataSource) - Static method in class ai.rapids.cudf.Table

readTableFrom(JCudfSerialization.SerializedTableHeader, HostMemoryBuffer) - Static method in class ai.rapids.cudf.JCudfSerialization

readTableFrom(InputStream, HostMemoryAllocator) - Static method in class ai.rapids.cudf.JCudfSerialization

Read a serialize table from the given InputStream.

readTableFrom(InputStream) - Static method in class ai.rapids.cudf.JCudfSerialization

readTableIntoBuffer(InputStream, JCudfSerialization.SerializedTableHeader, HostMemoryBuffer) - Static method in class ai.rapids.cudf.JCudfSerialization

After reading a header for a table read the data portion into a host side buffer.

record(Cuda.Stream) - Method in class ai.rapids.cudf.Cuda.Event

Captures the contents of stream at the time of this call.

record() - Method in class ai.rapids.cudf.Cuda.Event

Captures the contents of the default stream at the time of this call.

reduce(ReductionAggregation) - Method in class ai.rapids.cudf.ColumnView

Computes the reduction of the values in all rows of a column.

reduce(ReductionAggregation, DType) - Method in class ai.rapids.cudf.ColumnView

Computes the reduction of the values in all rows of a column.

ReductionAggregation - Class in ai.rapids.cudf

An aggregation that can be used for a reduce.

refCount - Variable in class ai.rapids.cudf.MemoryBuffer

RegexFlag - Enum in ai.rapids.cudf

Regex flags setting, closely following cudf::strings::regex_flags.

RegexProgram - Class in ai.rapids.cudf

Regex program class, closely following cudf::strings::regex_program.

RegexProgram(String) - Constructor for class ai.rapids.cudf.RegexProgram

Constructor for RegexProgram

RegexProgram(String, EnumSet<RegexFlag>) - Constructor for class ai.rapids.cudf.RegexProgram

Constructor for RegexProgram

RegexProgram(String, CaptureGroups) - Constructor for class ai.rapids.cudf.RegexProgram

Constructor for RegexProgram

RegexProgram(String, EnumSet<RegexFlag>, CaptureGroups) - Constructor for class ai.rapids.cudf.RegexProgram

Constructor for RegexProgram

register(CompiledExpression, MemoryCleaner.Cleaner) - Static method in class ai.rapids.cudf.MemoryCleaner

release() - Method in class ai.rapids.cudf.CloseableArray

releaseBuffer() - Method in class ai.rapids.cudf.GatherMap

Release the underlying device buffer instance.

releasePinnedPoolMemoryResource(long) - Static method in class ai.rapids.cudf.Rmm

releaseTable() - Method in class ai.rapids.cudf.TableWithMeta

Get the table out of this metadata.

releaseWrapped() - Method in class ai.rapids.cudf.RmmWrappingDeviceMemoryResource

Release the wrapped device memory resource and close this.

removeDefaultShutdownHook() - Static method in class ai.rapids.cudf.MemoryCleaner

De-register the default shutdown hook from Java default Runtime, then return the corresponding shutdown runnable.

repeat(int) - Method in class ai.rapids.cudf.Table

Repeat each row of this table count times.

repeat(ColumnView) - Method in class ai.rapids.cudf.Table

Create a new table by repeating each row of this table.

repeatString(int) - Method in class ai.rapids.cudf.Scalar

Repeat the given string scalar a number of times specified by the repeatTimes parameter.

repeatStrings(int) - Method in class ai.rapids.cudf.ColumnView

Given a strings column, each string in it is repeated a number of times specified by the repeatTimes parameter.

repeatStrings(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Given a strings column, an output strings column is generated by repeating each of the input string by a number of times given by the corresponding row in a repeatTimes numeric column.

replaceChildrenWithViews(int[], ColumnView[]) - Method in class ai.rapids.cudf.ColumnView

This method takes in a nested type and replaces its children with the given views Note: Make sure the numbers of rows in the leaf node are the same as the child replacing it otherwise the list can point to elements outside of the column values.

replaceListChild(ColumnView) - Method in class ai.rapids.cudf.ColumnView

This method takes in a list and returns a new list with the leaf node replaced with the given view.

replaceMultiRegex(String[], ColumnView) - Method in class ai.rapids.cudf.ColumnView

For each string, replaces any character sequence matching any of the regular expression patterns with the corresponding replacement strings.

replaceNulls(Scalar) - Method in class ai.rapids.cudf.ColumnView

Returns a ColumnVector with any null values replaced with a scalar.

replaceNulls(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Returns a ColumnVector with any null values replaced with the corresponding row in the specified replacement column.

replaceNulls(ReplacePolicy) - Method in class ai.rapids.cudf.ColumnView

replaceNulls(ReplacePolicyWithColumn...) - Method in class ai.rapids.cudf.Table.GroupByOperation

ReplacePolicy - Enum in ai.rapids.cudf

Policy to specify the position of replacement values relative to null rows.

ReplacePolicyWithColumn - Class in ai.rapids.cudf

A replacement policy for a specific column

replaceRegex(String, Scalar) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

replaceRegex(RegexProgram, Scalar) - Method in class ai.rapids.cudf.ColumnView

For each string, replaces any character sequence matching the given regex program pattern using the replacement string scalar.

replaceRegex(String, Scalar, int) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

replaceRegex(RegexProgram, Scalar, int) - Method in class ai.rapids.cudf.ColumnView

For each string, replaces any character sequence matching the given regex program pattern using the replacement string scalar.

resetScopedMaximumBytesAllocated(long) - Static method in class ai.rapids.cudf.Rmm

Resets a scoped maximum counter of RMM memory used to keep track of usage between code sections while debugging.

resetScopedMaximumBytesAllocated() - Static method in class ai.rapids.cudf.Rmm

Resets a scoped maximum counter of RMM memory used to keep track of usage between code sections while debugging.

resetScopedMaxTotalBytesAllocated(long) - Method in class ai.rapids.cudf.RmmTrackingResourceAdaptor

reverseStringsOrLists() - Method in class ai.rapids.cudf.ColumnView

Copy the current column to a new column, each string or list of the output column will have reverse order of characters or elements.

rint() - Method in class ai.rapids.cudf.ColumnView

Rounds a floating-point argument to the closest integer value, but returns it as a float.

Rmm - Class in ai.rapids.cudf

This is the binding class for rmm lib.

Rmm() - Constructor for class ai.rapids.cudf.Rmm

Rmm.LogConf - Class in ai.rapids.cudf

What to send RMM alloc and free logs to.

RmmAllocationMode - Class in ai.rapids.cudf

RmmAllocationMode() - Constructor for class ai.rapids.cudf.RmmAllocationMode

RmmArenaMemoryResource<C extends RmmDeviceMemoryResource> - Class in ai.rapids.cudf

A device memory resource that will pre-allocate a pool of resources and sub-allocate from this pool to improve memory performance.

RmmArenaMemoryResource(C, long, boolean) - Constructor for class ai.rapids.cudf.RmmArenaMemoryResource

Create a new arena memory resource taking ownership of the RmmDeviceMemoryResource that it is wrapping.

RmmCudaAsyncMemoryResource - Class in ai.rapids.cudf

A device memory resource that uses `cudaMallocAsync` and `cudaFreeAsync` for allocation and deallocation.

RmmCudaAsyncMemoryResource(long, long) - Constructor for class ai.rapids.cudf.RmmCudaAsyncMemoryResource

Create a new async memory resource

RmmCudaMemoryResource - Class in ai.rapids.cudf

A device memory resource that uses `cudaMalloc` and `cudaFree` for allocation and deallocation.

RmmCudaMemoryResource() - Constructor for class ai.rapids.cudf.RmmCudaMemoryResource

RmmDeviceMemoryResource - Interface in ai.rapids.cudf

A resource that allocates/deallocates device memory.

RmmEventHandler - Interface in ai.rapids.cudf

RmmEventHandlerResourceAdaptor<C extends RmmDeviceMemoryResource> - Class in ai.rapids.cudf

A device memory resource that will give callbacks in specific situations.

RmmEventHandlerResourceAdaptor(C, RmmTrackingResourceAdaptor<?>, RmmEventHandler, boolean) - Constructor for class ai.rapids.cudf.RmmEventHandlerResourceAdaptor

Create a new logging resource adaptor.

RmmException - Exception in ai.rapids.cudf

Exception from RMM allocator.

RmmLimitingResourceAdaptor<C extends RmmDeviceMemoryResource> - Class in ai.rapids.cudf

A device memory resource that will limit the maximum amount allocated.

RmmLimitingResourceAdaptor(C, long, long) - Constructor for class ai.rapids.cudf.RmmLimitingResourceAdaptor

Create a new limiting resource adaptor.

RmmLoggingResourceAdaptor<C extends RmmDeviceMemoryResource> - Class in ai.rapids.cudf

A device memory resource that will log interactions.

RmmLoggingResourceAdaptor(C, Rmm.LogConf, boolean) - Constructor for class ai.rapids.cudf.RmmLoggingResourceAdaptor

Create a new logging resource adaptor.

RmmManagedMemoryResource - Class in ai.rapids.cudf

A device memory resource that uses `cudaMallocManaged` and `cudaFreeManaged` for allocation and deallocation.

RmmManagedMemoryResource() - Constructor for class ai.rapids.cudf.RmmManagedMemoryResource

RmmPoolMemoryResource<C extends RmmDeviceMemoryResource> - Class in ai.rapids.cudf

A device memory resource that will pre-allocate a pool of resources and sub-allocate from this pool to improve memory performance.

RmmPoolMemoryResource(C, long, long) - Constructor for class ai.rapids.cudf.RmmPoolMemoryResource

Create a new pooled memory resource taking ownership of the RmmDeviceMemoryResource that it is wrapping.

RmmTrackingResourceAdaptor<C extends RmmDeviceMemoryResource> - Class in ai.rapids.cudf

A device memory resource that will track some basic statistics about the memory usage.

RmmTrackingResourceAdaptor(C, long) - Constructor for class ai.rapids.cudf.RmmTrackingResourceAdaptor

Create a new tracking resource adaptor.

RmmWrappingDeviceMemoryResource<C extends RmmDeviceMemoryResource> - Class in ai.rapids.cudf

A resource that wraps another RmmDeviceMemoryResource

RmmWrappingDeviceMemoryResource(C) - Constructor for class ai.rapids.cudf.RmmWrappingDeviceMemoryResource

RollingAggregation - Class in ai.rapids.cudf

An aggregation that can be used on rolling windows.

RollingAggregationOnColumn - Class in ai.rapids.cudf

A RollingAggregation for a specific column in a table.

rollingWindow(RollingAggregation, WindowOptions) - Method in class ai.rapids.cudf.ColumnView

This function aggregates values in a window around each element i of the input column.

round(int, RoundMode) - Method in class ai.rapids.cudf.ColumnView

Rounds all the values in a column to the specified number of decimal places.

round(RoundMode) - Method in class ai.rapids.cudf.ColumnView

Rounds all the values in a column with decimal places = 0.

round(int) - Method in class ai.rapids.cudf.ColumnView

Rounds all the values in a column to the specified number of decimal places with HALF_UP (default) as Rounding method.

round() - Method in class ai.rapids.cudf.ColumnView

Rounds all the values in a column with these default values: decimalPlaces = 0 Rounding method = RoundMode.HALF_UP

RoundMode - Enum in ai.rapids.cudf

Rounding modes supported in round method.

roundRobinPartition(int, int) - Method in class ai.rapids.cudf.Table

Round-robin partition a table into the specified number of partitions.

rowBitCount() - Method in class ai.rapids.cudf.Table

Returns an approximate cumulative size in bits of all columns in the `table_view` for each row.

rowCount - Variable in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

rowNumber() - Static method in class ai.rapids.cudf.RollingAggregation

Get the row number.

rows - Variable in class ai.rapids.cudf.ColumnView

rows - Variable in class ai.rapids.cudf.HostColumnVectorCore

rstrip() - Method in class ai.rapids.cudf.ColumnView

Removes whitespace from the end of a string.

rstrip(Scalar) - Method in class ai.rapids.cudf.ColumnView

Removes the specified characters from the end of each string.

S

sample(long, boolean, long) - Method in class ai.rapids.cudf.Table

Gather `n` samples from table randomly Note: does not preserve the ordering Example: input: {col1: {1, 2, 3, 4, 5}, col2: {6, 7, 8, 9, 10}} n: 3 replacement: false output: {col1: {3, 1, 4}, col2: {8, 6, 9}} replacement: true output: {col1: {3, 1, 1}, col2: {8, 6, 6}} throws "logic_error" if `n` > table rows and `replacement` == FALSE.

Scalar - Class in ai.rapids.cudf

A single scalar value.

scan(ScanAggregation, ScanType, NullPolicy) - Method in class ai.rapids.cudf.ColumnView

Computes a scan for a column.

scan(ScanAggregation, ScanType) - Method in class ai.rapids.cudf.ColumnView

Computes a scan for a column that excludes nulls.

scan(ScanAggregation) - Method in class ai.rapids.cudf.ColumnView

Computes an inclusive scan for a column that excludes nulls.

scan(GroupByScanAggregationOnColumn...) - Method in class ai.rapids.cudf.Table.GroupByOperation

ScanAggregation - Class in ai.rapids.cudf

An aggregation that can be used for a scan.

ScanType - Enum in ai.rapids.cudf

Scan operation type.

scatter(ColumnView, Table) - Method in class ai.rapids.cudf.Table

Scatters values from the source table into the target table out-of-place, returning a new result table.

scatter(Scalar[], ColumnView, Table) - Static method in class ai.rapids.cudf.Table

Scatters values from the source rows into the target table out-of-place, returning a new result table.

Schema - Class in ai.rapids.cudf

The schema of data to be read in.

Schema.Builder - Class in ai.rapids.cudf

second() - Method in class ai.rapids.cudf.ColumnView

Get second from a timestamp with time resolution.

segmentedGather(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Segmented gather of the elements within a list element in each row of a list column.

segmentedGather(ColumnView, OutOfBoundsPolicy) - Method in class ai.rapids.cudf.ColumnView

Segmented gather of the elements within a list element in each row of a list column.

segmentedReduce(ColumnView, SegmentedReductionAggregation) - Method in class ai.rapids.cudf.ColumnView

Do a segmented reduce where the offsets column indicates which groups in this to combine.

segmentedReduce(ColumnView, SegmentedReductionAggregation, DType) - Method in class ai.rapids.cudf.ColumnView

Do a segmented reduce where the offsets column indicates which groups in this to combine.

segmentedReduce(ColumnView, SegmentedReductionAggregation, NullPolicy, DType) - Method in class ai.rapids.cudf.ColumnView

Do a segmented reduce where the offsets column indicates which groups in this to combine.

SegmentedReductionAggregation - Class in ai.rapids.cudf

An aggregation that can be used for a reduce.

sequence(Scalar, Scalar, int) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector of length rows, starting at the initialValue and going by step each time.

sequence(Scalar, int) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector of length rows, starting at the initialValue and going by 1 each time.

sequence(ColumnView, ColumnView) - Static method in class ai.rapids.cudf.ColumnVector

Create a list column in which each row is a sequence of values starting from a `start` value, incrementing by one, and its cardinality is specified by a `size` value.

sequence(ColumnView, ColumnView, ColumnView) - Static method in class ai.rapids.cudf.ColumnVector

Create a list column in which each row is a sequence of values starting from a `start` value, incrementing by a `step` value, and its cardinality is specified by a `size` value.

SerializedTableHeader(DataInputStream) - Constructor for class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

SerializedTableHeader(int) - Constructor for class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

Constructor for a row-count only table (no columns)

set(int, T) - Method in class ai.rapids.cudf.CloseableArray

set(HostMemoryAllocator) - Static method in class ai.rapids.cudf.DefaultHostMemoryAllocator

Sets a new default host memory allocator implementation by default.

setBoolean(long, boolean) - Method in class ai.rapids.cudf.HostMemoryBuffer

Sets the Boolean value at that offset

setByte(long, byte) - Method in class ai.rapids.cudf.HostMemoryBuffer

Sets the byte value at that offset

setBytes(long, byte[], long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy a set of bytes from an array into the buffer at offset.

setCapture(CaptureGroups) - Method in class ai.rapids.cudf.RegexProgram

Reset the capture groups setting for this instance

setCuioPinnedPoolMemoryResource(long) - Static method in class ai.rapids.cudf.Rmm

setCurrentDeviceResource(RmmDeviceMemoryResource, RmmDeviceMemoryResource, boolean) - Static method in class ai.rapids.cudf.Rmm

Set the current device resource that RMM should use for all allocations and de-allocations.

setDevice(int) - Static method in class ai.rapids.cudf.Cuda

Set the id of the current device.

setDouble(long, double) - Method in class ai.rapids.cudf.HostMemoryBuffer

Sets the Double value at that offset

setDoubles(long, double[], long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy a set of doubles from an array into the buffer at offset.

setEventHandler(ColumnVector.EventHandler) - Method in class ai.rapids.cudf.ColumnVector

Set an event handler for this vector.

setEventHandler(HostColumnVector.EventHandler) - Method in class ai.rapids.cudf.HostColumnVector

Set an event handler for this host vector.

setEventHandler(MemoryBuffer.EventHandler) - Method in class ai.rapids.cudf.MemoryBuffer

Set an event handler for this buffer.

setEventHandler(RmmEventHandler) - Static method in class ai.rapids.cudf.Rmm

Sets the event handler to be called on RMM events (e.g.: allocation failure).

setEventHandler(RmmEventHandler, boolean) - Static method in class ai.rapids.cudf.Rmm

Sets the event handler to be called on RMM events (e.g.: allocation failure) and optionally enable debug mode (callbacks on every allocate and deallocate)

setFlags(EnumSet<RegexFlag>) - Method in class ai.rapids.cudf.RegexProgram

Reset the regex flags setting for this instance

setFloat(long, float) - Method in class ai.rapids.cudf.HostMemoryBuffer

Sets the Float value at that offset

setFloats(long, float[], long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy a set of floats from an array into the buffer at offset.

setInt(long, int) - Method in class ai.rapids.cudf.HostMemoryBuffer

Sets the Integer value at that offset

setInts(long, int[], long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy a set of ints from an array into the buffer at offset.

setLong(long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Sets the Long value at that offset

setLongs(long, long[], long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy a set of longs from an array into the buffer at offset.

setMemory(long, long, byte) - Method in class ai.rapids.cudf.HostMemoryBuffer

Sets the values in this buffer repeatedly

setNullAt(long) - Method in class ai.rapids.cudf.HostColumnVector.Builder

Set a specific index to null.

setShort(long, short) - Method in class ai.rapids.cudf.HostMemoryBuffer

Sets the Short value at that offset

setShorts(long, short[], long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Copy a set of shorts from an array into the buffer at offset.

shiftLeft(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Bitwise left shifts the values of this vector by shiftBy.

shiftLeft(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Bitwise left shift the values of this vector by the shiftBy.

shiftRight(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Bitwise right shift this vector by the shiftBy.

shiftRight(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Bitwise right shift this vector by the shiftBy.

shiftRightUnsigned(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

This method bitwise right shifts the values of this vector by the shiftBy.

shiftRightUnsigned(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

This method bitwise right shifts the values of this vector by the shiftBy.

shutdown() - Static method in class ai.rapids.cudf.PinnedMemoryPool

Shut down the RMM pool_memory_resource, nulling out our reference.

shutdown() - Static method in class ai.rapids.cudf.Rmm

Shut down any initialized RMM instance.

shutdown(long, long, TimeUnit) - Static method in class ai.rapids.cudf.Rmm

Shut down any initialized RMM instance.

sin() - Method in class ai.rapids.cudf.ColumnView

Calculate the sin, output is the same type as input.

sinh() - Method in class ai.rapids.cudf.ColumnView

Calculate the hyperbolic sin, output is the same type as input.

size() - Method in class ai.rapids.cudf.CloseableArray

size() - Method in class ai.rapids.cudf.DataSource

Get the size of the source in bytes.

size() - Method in class ai.rapids.cudf.MultiBufferDataSource

slice(int...) - Method in class ai.rapids.cudf.ColumnView

Slices a column (including null values) into a set of columns according to a set of indices.

slice(long, long) - Method in class ai.rapids.cudf.CudaMemoryBuffer

Slice off a part of the device buffer.

slice(long, long) - Method in class ai.rapids.cudf.CuFileBuffer

slice(long, long) - Method in class ai.rapids.cudf.DeviceMemoryBuffer

Slice off a part of the device buffer.

slice(long, long) - Method in class ai.rapids.cudf.DeviceMemoryBufferView

At the moment we don't have use for slicing a view.

slice(long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Slice off a part of the host buffer.

slice(long, long) - Method in class ai.rapids.cudf.MemoryBuffer

Slice off a part of the buffer.

sliceWithCopy(long, long) - Method in class ai.rapids.cudf.BaseDeviceMemoryBuffer

Slice off a part of the device buffer, copying it instead of reference counting it.

sliceWithCopy(long, long) - Method in class ai.rapids.cudf.HostMemoryBuffer

Slice off a part of the host buffer, actually making a copy of the data.

sortOrder(OrderByArg...) - Method in class ai.rapids.cudf.Table

Get back a gather map that can be used to sort the data.

spark32BitMurmurHash3(int, ColumnView[]) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector containing spark's 32-bit murmur3 hash of each row in the table.

spark32BitMurmurHash3(ColumnView[]) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector containing spark's 32-bit murmur3 hash of each row in the table with the seed set to 0.

split(int...) - Method in class ai.rapids.cudf.ColumnView

Splits a column (including null values) into a set of columns according to a set of indices.

splitAsViews(int...) - Method in class ai.rapids.cudf.ColumnView

Splits a ColumnView (including null values) into a set of ColumnViews according to a set of indices.

sqrt() - Method in class ai.rapids.cudf.ColumnView

Calculate the sqrt, output is the same type as input.

standardDeviation() - Method in class ai.rapids.cudf.ColumnView

Returns the sample standard deviation of all values in the column, returning a FLOAT64 scalar unless the column type is FLOAT32 then a FLOAT32 scalar is returned.

standardDeviation(DType) - Method in class ai.rapids.cudf.ColumnView

Returns the sample standard deviation of all values in the column, returning a scalar of the specified type.

standardDeviation() - Static method in class ai.rapids.cudf.GroupByAggregation

Standard deviation aggregation with 1 as the delta degrees of freedom.

standardDeviation(int) - Static method in class ai.rapids.cudf.GroupByAggregation

Standard deviation aggregation.

standardDeviation() - Static method in class ai.rapids.cudf.ReductionAggregation

Standard deviation aggregation with 1 as the delta degrees of freedom.

standardDeviation(int) - Static method in class ai.rapids.cudf.ReductionAggregation

Standard deviation aggregation.

standardDeviation() - Static method in class ai.rapids.cudf.RollingAggregation

Rolling Window Standard Deviation with 1 as delta degrees of freedom(DDOF).

standardDeviation(int) - Static method in class ai.rapids.cudf.RollingAggregation

Rolling Window Standard Deviation with configurable delta degrees of freedom(DDOF).

startsWith(Scalar) - Method in class ai.rapids.cudf.ColumnView

Checks if each string in a column starts with a specified comparison string, resulting in a parallel column of the boolean results.

Stream(boolean) - Constructor for class ai.rapids.cudf.Cuda.Stream

Create a new CUDA stream

StreamedTableReader - Interface in ai.rapids.cudf

Provides an interface for reading multiple tables from a single input source.

STRING - Static variable in class ai.rapids.cudf.DType

stringConcatenate(ColumnView[]) - Static method in class ai.rapids.cudf.ColumnVector

Concatenate columns of strings together, combining a corresponding row from each column into a single string row of a new column with no separator string inserted between each combined string and maintaining null values in combined rows.

stringConcatenate(Scalar, Scalar, ColumnView[]) - Static method in class ai.rapids.cudf.ColumnVector

Concatenate columns of strings together, combining a corresponding row from each column into a single string row of a new column.

stringConcatenate(Scalar, Scalar, ColumnView[], boolean) - Static method in class ai.rapids.cudf.ColumnVector

Concatenate columns of strings together, combining a corresponding row from each column into a single string row of a new column.

stringConcatenate(ColumnView[], ColumnView) - Static method in class ai.rapids.cudf.ColumnVector

Concatenate columns of strings together using a separator specified for each row and returns the result as a string column.

stringConcatenate(ColumnView[], ColumnView, Scalar, Scalar, boolean) - Static method in class ai.rapids.cudf.ColumnVector

Concatenate columns of strings together using a separator specified for each row and returns the result as a string column.

stringConcatenateListElements(ColumnView) - Method in class ai.rapids.cudf.ColumnView

Given a lists column of strings (each row is a list of strings), concatenates the strings within each row and returns a single strings column result.

stringConcatenateListElements(ColumnView, Scalar, Scalar, boolean, boolean) - Method in class ai.rapids.cudf.ColumnView

Given a lists column of strings (each row is a list of strings), concatenates the strings within each row and returns a single strings column result.

stringConcatenateListElements(Scalar, Scalar, boolean, boolean) - Method in class ai.rapids.cudf.ColumnView

Given a lists column of strings (each row is a list of strings), concatenates the strings within each row and returns a single strings column result.

stringContains(Scalar) - Method in class ai.rapids.cudf.ColumnView

Checks if each string in a column contains a specified comparison string, resulting in a parallel column of the boolean results.

stringLocate(Scalar) - Method in class ai.rapids.cudf.ColumnView

Locates the starting index of the first instance of the given string in each row of a column.

stringLocate(Scalar, int) - Method in class ai.rapids.cudf.ColumnView

Locates the starting index of the first instance of the given string in each row of a column.

stringLocate(Scalar, int, int) - Method in class ai.rapids.cudf.ColumnView

Locates the starting index of the first instance of the given string in each row of a column.

stringReplace(Scalar, Scalar) - Method in class ai.rapids.cudf.ColumnView

Returns a new strings column where target string within each string is replaced with the specified replacement string.

stringReplace(ColumnView, ColumnView) - Method in class ai.rapids.cudf.ColumnView

Returns a new strings column where target strings with each string are replaced with corresponding replacement strings.

stringReplaceWithBackrefs(String, String) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

stringReplaceWithBackrefs(RegexProgram, String) - Method in class ai.rapids.cudf.ColumnView

For each string, replaces any character sequence matching the given regex program pattern using the replace template for back-references.

stringSplit(String, int, boolean) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

stringSplit(RegexProgram, int) - Method in class ai.rapids.cudf.ColumnView

Returns a list of columns by splitting each string using the specified regex program pattern.

stringSplit(String, boolean) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

stringSplit(String, int) - Method in class ai.rapids.cudf.ColumnView

Returns a list of columns by splitting each string using the specified string literal delimiter.

stringSplit(String) - Method in class ai.rapids.cudf.ColumnView

Returns a list of columns by splitting each string using the specified string literal delimiter.

stringSplit(RegexProgram) - Method in class ai.rapids.cudf.ColumnView

Returns a list of columns by splitting each string using the specified regex program pattern.

stringSplitRecord(String, int, boolean) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

stringSplitRecord(RegexProgram, int) - Method in class ai.rapids.cudf.ColumnView

Returns a column that are lists of strings in which each list is made by splitting the corresponding input string using the specified regex program pattern.

stringSplitRecord(String, boolean) - Method in class ai.rapids.cudf.ColumnView

Deprecated.

stringSplitRecord(String, int) - Method in class ai.rapids.cudf.ColumnView

Returns a column that are lists of strings in which each list is made by splitting the corresponding input string using the specified string literal delimiter.

stringSplitRecord(String) - Method in class ai.rapids.cudf.ColumnView

Returns a column that are lists of strings in which each list is made by splitting the corresponding input string using the specified string literal delimiter.

stringSplitRecord(RegexProgram) - Method in class ai.rapids.cudf.ColumnView

Returns a column that are lists of strings in which each list is made by splitting the corresponding input string using the specified regex program pattern.

strip() - Method in class ai.rapids.cudf.ColumnView

Removes whitespace from the beginning and end of a string.

strip(Scalar) - Method in class ai.rapids.cudf.ColumnView

Removes the specified characters from the beginning and end of each string.

stripQuotesFromSingleStrings(boolean) - Method in class ai.rapids.cudf.GetJsonObjectOptions.Builder

STRUCT - Static variable in class ai.rapids.cudf.DType

structBuilder(String, boolean) - Static method in class ai.rapids.cudf.ColumnWriterOptions

Creates a StructBuilder for column called 'name'

structBuilder(String, boolean, int) - Static method in class ai.rapids.cudf.ColumnWriterOptions

Creates a StructBuilder for column called 'name'

structBuilder(String) - Static method in class ai.rapids.cudf.ColumnWriterOptions

Creates a StructBuilder for column called 'name'

StructBuilder(String, boolean) - Constructor for class ai.rapids.cudf.ColumnWriterOptions.StructBuilder

StructBuilder(String, boolean, int) - Constructor for class ai.rapids.cudf.ColumnWriterOptions.StructBuilder

StructColumnWriterOptions(ColumnWriterOptions.AbstractStructBuilder) - Constructor for class ai.rapids.cudf.ColumnWriterOptions.StructColumnWriterOptions

StructData(List<Object>) - Constructor for class ai.rapids.cudf.HostColumnVector.StructData

StructData(Object...) - Constructor for class ai.rapids.cudf.HostColumnVector.StructData

structFromColumnViews(ColumnView...) - Static method in class ai.rapids.cudf.Scalar

Creates a scalar of struct from a ColumnView.

structFromNull(HostColumnVector.DataType...) - Static method in class ai.rapids.cudf.Scalar

Creates a null scalar of struct type.

StructType(boolean, List<HostColumnVector.DataType>) - Constructor for class ai.rapids.cudf.HostColumnVector.StructType

StructType(boolean, HostColumnVector.DataType...) - Constructor for class ai.rapids.cudf.HostColumnVector.StructType

sub(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Subtract one vector from another with the given output type.

sub(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Subtract one vector from another.

substring(int) - Method in class ai.rapids.cudf.ColumnView

Returns a new strings column that contains substrings of the strings in the provided column.

substring(int, int) - Method in class ai.rapids.cudf.ColumnView

Returns a new strings column that contains substrings of the strings in the provided column.

substring(ColumnView, ColumnView) - Method in class ai.rapids.cudf.ColumnView

Returns a new strings column that contains substrings of the strings in the provided column which uses unique ranges for each string

subVector(int) - Method in class ai.rapids.cudf.ColumnView

Return a subVector from start inclusive to the end of the vector.

subVector(int, int) - Method in class ai.rapids.cudf.ColumnView

Return a subVector.

sum() - Method in class ai.rapids.cudf.ColumnView

Computes the sum of all values in the column, returning a scalar of the same type as this column.

sum(DType) - Method in class ai.rapids.cudf.ColumnView

Computes the sum of all values in the column, returning a scalar of the specified type.

sum() - Static method in class ai.rapids.cudf.GroupByAggregation

Sum Aggregation

sum() - Static method in class ai.rapids.cudf.GroupByScanAggregation

Sum Aggregation

sum() - Static method in class ai.rapids.cudf.ReductionAggregation

Sum Aggregation

sum() - Static method in class ai.rapids.cudf.RollingAggregation

Rolling Window Sum

sum() - Static method in class ai.rapids.cudf.ScanAggregation

Sum Aggregation

sum() - Static method in class ai.rapids.cudf.SegmentedReductionAggregation

Sum Aggregation

sumOfSquares() - Method in class ai.rapids.cudf.ColumnView

Returns the sum of squares of all values in the column, returning a scalar of the same type as this column.

sumOfSquares(DType) - Method in class ai.rapids.cudf.ColumnView

Returns the sum of squares of all values in the column, returning a scalar of the specified type.

sumOfSquares() - Static method in class ai.rapids.cudf.ReductionAggregation

Sum of squares reduction.

supportsDeviceRead() - Method in class ai.rapids.cudf.DataSource

Return true if this supports reading directly to the device else false.

supportsDeviceRead() - Method in class ai.rapids.cudf.MultiBufferDataSource

sync() - Method in class ai.rapids.cudf.Cuda.Event

Block the thread to wait for the event to complete.

sync() - Method in class ai.rapids.cudf.Cuda.Stream

Block the thread to wait until all pending work on this stream completes.

T

Table - Class in ai.rapids.cudf

Class to represent a collection of ColumnVectors and operations that can be performed on them collectively.

Table(ColumnVector...) - Constructor for class ai.rapids.cudf.Table

Table class makes a copy of the array of ColumnVectors passed to it.

Table(long[]) - Constructor for class ai.rapids.cudf.Table

Create a Table from an array of existing on device cudf::column pointers.

Table.DuplicateKeepOption - Enum in ai.rapids.cudf

Enum to specify which of duplicate rows/elements will be copied to the output.

Table.GroupByOperation - Class in ai.rapids.cudf

Class representing groupby operations

Table.TableOperation - Class in ai.rapids.cudf

Table.TestBuilder - Class in ai.rapids.cudf

Create a table on the GPU with data from the CPU.

TableAndRowCountPair(int, ContiguousTable) - Constructor for class ai.rapids.cudf.JCudfSerialization.TableAndRowCountPair

TableDebug - Class in ai.rapids.cudf

TableDebug.Builder - Class in ai.rapids.cudf

TableDebug.Output - Enum in ai.rapids.cudf

TableReference - Enum in ai.rapids.cudf.ast

Enumeration of tables that can be referenced in an AST.

TableWithMeta - Class in ai.rapids.cudf

A table along with some metadata about the table.

TableWithMeta.NestedChildren - Class in ai.rapids.cudf

TableWriter - Class in ai.rapids.cudf

Provides an interface for writing out Table information in multiple steps.

TableWriter.WriteStatistics - Class in ai.rapids.cudf

tan() - Method in class ai.rapids.cudf.ColumnView

Calculate the tan, output is the same type as input.

tanh() - Method in class ai.rapids.cudf.ColumnView

Calculate the hyperbolic tan, output is the same type as input.

TestBuilder() - Constructor for class ai.rapids.cudf.Table.TestBuilder

TIMESTAMP_DAYS - Static variable in class ai.rapids.cudf.DType

TIMESTAMP_MICROSECONDS - Static variable in class ai.rapids.cudf.DType

TIMESTAMP_MILLISECONDS - Static variable in class ai.rapids.cudf.DType

TIMESTAMP_NANOSECONDS - Static variable in class ai.rapids.cudf.DType

TIMESTAMP_SECONDS - Static variable in class ai.rapids.cudf.DType

timestampAscending() - Method in class ai.rapids.cudf.WindowOptions.Builder

Deprecated.

Use orderByAscending()

timestampColumnIndex(int) - Method in class ai.rapids.cudf.WindowOptions.Builder

Deprecated.

Use orderByColumnIndex(int index)

timestampDayColumn(Integer...) - Method in class ai.rapids.cudf.Table.TestBuilder

timestampDaysFromBoxedInts(Integer...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

timestampDaysFromBoxedInts(Integer...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

timestampDaysFromInt(int) - Static method in class ai.rapids.cudf.Scalar

timestampDaysFromInt(Integer) - Static method in class ai.rapids.cudf.Scalar

timestampDescending() - Method in class ai.rapids.cudf.WindowOptions.Builder

Deprecated.

Use orderByDescending()

timestampFromLong(DType, long) - Static method in class ai.rapids.cudf.Scalar

timestampFromLong(DType, Long) - Static method in class ai.rapids.cudf.Scalar

timestampMicrosecondsColumn(Long...) - Method in class ai.rapids.cudf.Table.TestBuilder

timestampMicroSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

timestampMicroSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

timestampMicroSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

timestampMicroSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

timestampMillisecondsColumn(Long...) - Method in class ai.rapids.cudf.Table.TestBuilder

timestampMilliSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

timestampMilliSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

timestampMilliSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

timestampMilliSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

timestampNanosecondsColumn(Long...) - Method in class ai.rapids.cudf.Table.TestBuilder

timestampNanoSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

timestampNanoSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

timestampNanoSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

timestampNanoSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

timestampSecondsColumn(Long...) - Method in class ai.rapids.cudf.Table.TestBuilder

timestampSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

timestampSecondsFromBoxedLongs(Long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

timestampSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.ColumnVector

Create a new vector from the given values.

timestampSecondsFromLongs(long...) - Static method in class ai.rapids.cudf.HostColumnVector

Create a new vector from the given values.

title(long) - Static method in class ai.rapids.cudf.ColumnView

toColumnView(long, int) - Method in class ai.rapids.cudf.GatherMap

Create a column view that can be used to perform a gather operation.

toContiguousTable() - Method in class ai.rapids.cudf.JCudfSerialization.HostConcatResult

Build a contiguous table in device memory from this host-concatenated result

toHex() - Method in class ai.rapids.cudf.ColumnView

Convert this integer column to hexadecimal column and return a new strings column Any null entries will result in corresponding null entries in the output column.

toNativeId() - Method in enum ai.rapids.cudf.nvcomp.CompressionType

Get the native code identifier for the type

toString() - Method in class ai.rapids.cudf.ArrowColumnBuilder

toString() - Method in class ai.rapids.cudf.ColumnVector.OffHeapState

toString() - Method in class ai.rapids.cudf.ColumnVector

toString() - Method in class ai.rapids.cudf.ColumnView

toString() - Method in class ai.rapids.cudf.Cuda.Event

toString() - Method in class ai.rapids.cudf.Cuda.Stream

toString() - Method in class ai.rapids.cudf.DType

toString() - Method in class ai.rapids.cudf.HostColumnVector.Builder

toString() - Method in class ai.rapids.cudf.HostColumnVector.ColumnBuilder

toString() - Method in class ai.rapids.cudf.HostColumnVector

toString() - Method in class ai.rapids.cudf.HostColumnVectorCore.OffHeapState

toString() - Method in class ai.rapids.cudf.HostColumnVectorCore

toString() - Method in class ai.rapids.cudf.MemoryBuffer

toString() - Method in class ai.rapids.cudf.OrderByArg

toString() - Method in class ai.rapids.cudf.RmmArenaMemoryResource

toString() - Method in class ai.rapids.cudf.RmmCudaAsyncMemoryResource

toString() - Method in class ai.rapids.cudf.RmmCudaMemoryResource

toString() - Method in class ai.rapids.cudf.RmmEventHandlerResourceAdaptor

toString() - Method in class ai.rapids.cudf.RmmLimitingResourceAdaptor

toString() - Method in class ai.rapids.cudf.RmmLoggingResourceAdaptor

toString() - Method in class ai.rapids.cudf.RmmManagedMemoryResource

toString() - Method in class ai.rapids.cudf.RmmPoolMemoryResource

toString() - Method in class ai.rapids.cudf.RmmTrackingResourceAdaptor

toString() - Method in class ai.rapids.cudf.Scalar

toString() - Method in class ai.rapids.cudf.Schema

toString() - Method in class ai.rapids.cudf.Table

toString() - Method in class ai.rapids.cudf.TableWithMeta.NestedChildren

total - Variable in class ai.rapids.cudf.CudaMemInfo

total memory in bytes

toTitle() - Method in class ai.rapids.cudf.ColumnView

Returns a column of strings where, for each string row in the input, the first character after spaces is modified to upper-case, while all the remaining characters in a word are modified to lower-case.

transform(String, boolean) - Method in class ai.rapids.cudf.ColumnView

Transform a vector using a custom function.

trueDiv(BinaryOperable, DType) - Method in interface ai.rapids.cudf.BinaryOperable

Divide one vector by another converting to FLOAT64 in between with the given output type.

trueDiv(BinaryOperable) - Method in interface ai.rapids.cudf.BinaryOperable

Divide one vector by another converting to FLOAT64 in between.

tryAllocate(long) - Static method in class ai.rapids.cudf.PinnedMemoryPool

Factory method to create a pinned host memory buffer.

type - Variable in class ai.rapids.cudf.ColumnView

type - Variable in class ai.rapids.cudf.HostColumnVectorCore

U

UINT16 - Static variable in class ai.rapids.cudf.DType

UINT32 - Static variable in class ai.rapids.cudf.DType

UINT64 - Static variable in class ai.rapids.cudf.DType

UINT8 - Static variable in class ai.rapids.cudf.DType

unaryOp(UnaryOp) - Method in class ai.rapids.cudf.ColumnView

Multiple different unary operations.

UnaryOp - Enum in ai.rapids.cudf

Mathematical unary operations.

UnaryOperation - Class in ai.rapids.cudf.ast

A unary operation consisting of an operator and an operand.

UnaryOperation(UnaryOperator, AstExpression) - Constructor for class ai.rapids.cudf.ast.UnaryOperation

UnaryOperator - Enum in ai.rapids.cudf.ast

Enumeration of AST operators that can appear in a unary operation.

unboundedFollowing() - Method in class ai.rapids.cudf.WindowOptions.Builder

unboundedPreceding() - Method in class ai.rapids.cudf.WindowOptions.Builder

UNKNOWN_NULL_COUNT - Static variable in class ai.rapids.cudf.ColumnVector.OffHeapState

UNKNOWN_NULL_COUNT - Static variable in class ai.rapids.cudf.ColumnView

UNKNOWN_PRECISION - Static variable in class ai.rapids.cudf.ColumnWriterOptions

unpackHostColumnVectors(JCudfSerialization.SerializedTableHeader, HostMemoryBuffer) - Static method in class ai.rapids.cudf.JCudfSerialization

Deserialize a serialized contiguous table into an array of host columns.

upper() - Method in class ai.rapids.cudf.ColumnView

Convert a string to upper case.

upperBound(boolean[], Table, boolean[]) - Method in class ai.rapids.cudf.Table

Find largest indices in a sorted table where values should be inserted to maintain order.

upperBound(Table, OrderByArg...) - Method in class ai.rapids.cudf.Table

Find largest indices in a sorted table where values should be inserted to maintain order.

urlDecode() - Method in class ai.rapids.cudf.ColumnView

Converts all character sequences starting with '%' into character code-points interpreting the 2 following characters as hex values to create the code-point.

urlEncode() - Method in class ai.rapids.cudf.ColumnView

Converts mostly non-ascii characters and control characters into UTF-8 hex code-points prefixed with '%'.

V

valid - Variable in class ai.rapids.cudf.HostColumnVectorCore.OffHeapState

valueOf(String) - Static method in enum ai.rapids.cudf.ast.AstExpression.ExpressionType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.ast.BinaryOperator

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.ast.TableReference

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.ast.UnaryOperator

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.BinaryOp

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.BufferType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.CaptureGroups

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.ColumnView.FindOptions

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.CompressionType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.CudaComputeMode

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.CudaException.CudaError

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.DType.DTypeEnum

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.HashType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.NaNEquality

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.NullEquality

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.NullPolicy

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.nvcomp.CompressionType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.NvtxColor

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.OutOfBoundsPolicy

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.PadSide

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.ParquetWriterOptions.StatisticsFrequency

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.QuantileMethod

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.QuoteStyle

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.RegexFlag

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.ReplacePolicy

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.RoundMode

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.ScanType

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.Table.DuplicateKeepOption

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.TableDebug.Output

Returns the enum constant of this type with the specified name.

valueOf(String) - Static method in enum ai.rapids.cudf.UnaryOp

Returns the enum constant of this type with the specified name.

values() - Static method in enum ai.rapids.cudf.ast.AstExpression.ExpressionType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.ast.BinaryOperator

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.ast.TableReference

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.ast.UnaryOperator

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.BinaryOp

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.BufferType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.CaptureGroups

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.ColumnView.FindOptions

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.CompressionType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.CudaComputeMode

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.CudaException.CudaError

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.DType.DTypeEnum

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.HashType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.NaNEquality

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.NullEquality

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.NullPolicy

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.nvcomp.CompressionType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.NvtxColor

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.OutOfBoundsPolicy

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.PadSide

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.ParquetWriterOptions.StatisticsFrequency

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.QuantileMethod

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.QuoteStyle

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.RegexFlag

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.ReplacePolicy

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.RoundMode

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.ScanType

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.Table.DuplicateKeepOption

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.TableDebug.Output

Returns an array containing the constants of this enum type, in the order they are declared.

values() - Static method in enum ai.rapids.cudf.UnaryOp

Returns an array containing the constants of this enum type, in the order they are declared.

variance() - Method in class ai.rapids.cudf.ColumnView

Returns the variance of all values in the column, returning a FLOAT64 scalar unless the column type is FLOAT32 then a FLOAT32 scalar is returned.

variance(DType) - Method in class ai.rapids.cudf.ColumnView

Returns the variance of all values in the column, returning a scalar of the specified type.

variance() - Static method in class ai.rapids.cudf.GroupByAggregation

Variance aggregation with 1 as the delta degrees of freedom.

variance(int) - Static method in class ai.rapids.cudf.GroupByAggregation

Variance aggregation.

variance() - Static method in class ai.rapids.cudf.ReductionAggregation

Variance aggregation with 1 as the delta degrees of freedom.

variance(int) - Static method in class ai.rapids.cudf.ReductionAggregation

Variance aggregation.

viewHandle - Variable in class ai.rapids.cudf.ColumnView

W

waitOn(Cuda.Event) - Method in class ai.rapids.cudf.Cuda.Stream

Have this stream not execute new work until the work recorded in event completes.

wasDataRead() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

Set to true once data is successfully read from a stream by readTableIntoBuffer.

wasInitialized() - Method in class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

Returns true if the metadata for this table was read, else false indicating an EOF was encountered.

weekDay() - Method in class ai.rapids.cudf.ColumnView

Get the day of the week from a timestamp.

window(ColumnVector, ColumnVector) - Method in class ai.rapids.cudf.WindowOptions.Builder

Set the size of the window, one entry per row.

window(Scalar, Scalar) - Method in class ai.rapids.cudf.WindowOptions.Builder

Set the size of the range window.

windowOptions - Variable in class ai.rapids.cudf.AggregationOverWindow

WindowOptions - Class in ai.rapids.cudf

Options for rolling windows.

WindowOptions.Builder - Class in ai.rapids.cudf

withBinary(String, boolean) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

withBinary(String, boolean, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

withBinaryColumn(String, boolean, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a binary child meta data

withBinaryColumn(String, boolean) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a binary child meta data

withCallback(ArrowIPCOptions.NeedGpu) - Method in class ai.rapids.cudf.ArrowIPCOptions.Builder

withCallback(ArrowIPCWriterOptions.DoneOnGpu) - Method in class ai.rapids.cudf.ArrowIPCWriterOptions.Builder

withColumn(String, boolean) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

withColumn(String, boolean, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

withColumn(boolean, String, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a simple child meta data

withColumnNames(String...) - Method in class ai.rapids.cudf.ArrowIPCWriterOptions.Builder

Add the name(s) for nullable column(s).

withColumnNames(List<String>) - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

withColumnNames(String...) - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

withColumns(boolean, String...) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a simple child meta data

withComment(char) - Method in class ai.rapids.cudf.CSVOptions.Builder

Set the character that starts the beginning of a comment line.

withCompressionType(CompressionType) - Method in class ai.rapids.cudf.CompressionMetadataWriterOptions.Builder

Set the compression type to use for writing

withDayFirst(boolean) - Method in class ai.rapids.cudf.JSONOptions.Builder

Whether to parse dates as DD/MM versus MM/DD

withDecimal(String, int, boolean) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

withDecimal(String, int, boolean, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

withDecimalColumn(String, int, boolean) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a Decimal child meta data

withDecimalColumn(String, int, boolean, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a Decimal child meta data

withDecimalColumn(String, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a Decimal child meta data

withDelim(char) - Method in class ai.rapids.cudf.CSVOptions.Builder

Set the entry deliminator.

withFalseValue(String...) - Method in class ai.rapids.cudf.CSVOptions.Builder

withFalseValue(String) - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

withFieldDelimiter(byte) - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

withHeaderAtRow(int) - Method in class ai.rapids.cudf.CSVOptions.Builder

Row of the header data (0 based counting).

withIgnoreNullKeys(boolean) - Method in class ai.rapids.cudf.GroupByOptions.Builder

If true, the cudf groupby will ignore grouping keys that are null.

withIncludeHeader(Boolean) - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

withKeepQuotes(boolean) - Method in class ai.rapids.cudf.JSONOptions.Builder

Set whether the reader should keep quotes of string values.

withKeysDescending(boolean...) - Method in class ai.rapids.cudf.GroupByOptions.Builder

If `keysSorted == true`, indicates whether each column is ascending/descending.

withKeysNullSmallest(boolean...) - Method in class ai.rapids.cudf.GroupByOptions.Builder

If `keysSorted == true`, indicates the ordering of null values in each column.

withKeysSorted(boolean) - Method in class ai.rapids.cudf.GroupByOptions.Builder

Indicates whether rows in `keys` are already sorted.

withLines(boolean) - Method in class ai.rapids.cudf.JSONOptions.Builder

Whether to read the file as a json object per line

withListColumn(ColumnWriterOptions.ListColumnWriterOptions) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set the list column meta.

withMapColumn(ColumnWriterOptions) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set the map column meta.

withMaxChunkSize(long) - Method in class ai.rapids.cudf.ArrowIPCWriterOptions.Builder

withMetadata(String, String) - Method in class ai.rapids.cudf.CompressionMetadataWriterOptions.Builder

Add a metadata key and a value

withMetadata(Map<String, String>) - Method in class ai.rapids.cudf.CompressionMetadataWriterOptions.Builder

Add a map of metadata keys and values

withMixedTypesAsStrings(boolean) - Method in class ai.rapids.cudf.JSONOptions.Builder

Specify how to handle columns that contain mixed types.

withNonNullableColumns(String...) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set column name

withNormalizeSingleQuotes(boolean) - Method in class ai.rapids.cudf.JSONOptions.Builder

Should the single quotes be normalized.

withNormalizeWhitespace(boolean) - Method in class ai.rapids.cudf.JSONOptions.Builder

Should the unquoted whitespace be removed.

withNotNullableColumnNames(String...) - Method in class ai.rapids.cudf.ArrowIPCWriterOptions.Builder

Add the name(s) for non-nullable column(s).

withNullableColumns(String...) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set nullable column meta data

withNullableDecimalColumn(String, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a Decimal child meta data

withNullableTimestampColumn(String, boolean) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a timestamp child meta data

withNullValue(String...) - Method in class ai.rapids.cudf.CSVOptions.Builder

withNullValue(String) - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

withNumPyTypes(boolean) - Method in class ai.rapids.cudf.ORCOptions.Builder

Specify whether the parser should implicitly promote TIMESTAMP_DAYS columns to TIMESTAMP_MILLISECONDS for compatibility with NumPy.

withoutComments() - Method in class ai.rapids.cudf.CSVOptions.Builder

withOutput(TableDebug.Output) - Method in class ai.rapids.cudf.TableDebug.Builder

withQuote(char) - Method in class ai.rapids.cudf.CSVOptions.Builder

Set the quote character.

withQuoteStyle(QuoteStyle) - Method in class ai.rapids.cudf.CSVOptions.Builder

Quote style to expect in the input CSV data.

withQuoteStyle(QuoteStyle) - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

Sets the quote style used when writing CSV.

withRecoverWithNull(boolean) - Method in class ai.rapids.cudf.JSONOptions.Builder

Specify how to handle invalid lines when parsing json.

withRowDelimiter(String) - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

withStatisticsFrequency(ParquetWriterOptions.StatisticsFrequency) - Method in class ai.rapids.cudf.ParquetWriterOptions.Builder

withStructColumn(ColumnWriterOptions.StructColumnWriterOptions) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a child struct meta data

withTimestamp(String, boolean, boolean) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

withTimestamp(String, boolean, boolean, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

withTimestampColumn(String, boolean, boolean, int) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a timestamp child meta data

withTimestampColumn(String, boolean, boolean) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a timestamp child meta data

withTimestampColumn(String, boolean) - Method in class ai.rapids.cudf.ColumnWriterOptions.NestedBuilder

Set a timestamp child meta data

withTimeUnit(DType) - Method in class ai.rapids.cudf.ORCOptions.Builder

Specify the time unit to use when returning timestamps.

withTimeUnit(DType) - Method in class ai.rapids.cudf.ParquetOptions.Builder

Specify the time unit to use when returning timestamps.

withTrueValue(String...) - Method in class ai.rapids.cudf.CSVOptions.Builder

withTrueValue(String) - Method in class ai.rapids.cudf.CSVWriterOptions.Builder

wrap(T[]) - Static method in class ai.rapids.cudf.CloseableArray

wrapped - Variable in class ai.rapids.cudf.GroupByAggregationOnColumn

wrapped - Variable in class ai.rapids.cudf.GroupByScanAggregationOnColumn

wrapped - Variable in class ai.rapids.cudf.RmmWrappingDeviceMemoryResource

wrapped - Variable in class ai.rapids.cudf.RollingAggregationOnColumn

write(CuFileBuffer, long, long) - Method in class ai.rapids.cudf.CuFileWriteHandle

Write the specified cuFile buffer into the file.

write(Table) - Method in class ai.rapids.cudf.TableWriter

Write out a table.

writeArrowIPCChunked(ArrowIPCWriterOptions, File) - Static method in class ai.rapids.cudf.Table

Get a table writer to write arrow IPC data to a file.

writeArrowIPCChunked(ArrowIPCWriterOptions, HostBufferConsumer, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

Get a table writer to write arrow IPC data and handle each chunk with a callback.

writeArrowIPCChunked(ArrowIPCWriterOptions, HostBufferConsumer) - Static method in class ai.rapids.cudf.Table

writeColumnViewsToParquet(ParquetWriterOptions, HostBufferConsumer, HostMemoryAllocator, ColumnView...) - Static method in class ai.rapids.cudf.Table

This is an evolving API and most likely be removed in future releases.

writeColumnViewsToParquet(ParquetWriterOptions, HostBufferConsumer, ColumnView...) - Static method in class ai.rapids.cudf.Table

writeConcatedStream(JCudfSerialization.SerializedTableHeader[], HostMemoryBuffer[], OutputStream) - Static method in class ai.rapids.cudf.JCudfSerialization

Take the data from multiple batches stored in the parsed headers and the dataBuffer and write it out to out as if it were a single buffer.

writeCSVToFile(CSVWriterOptions, String) - Method in class ai.rapids.cudf.Table

writeDeviceBufferToFile(File, long, BaseDeviceMemoryBuffer) - Static method in class ai.rapids.cudf.CuFile

Write a device buffer to a given file path synchronously.

writeDeviceMemoryToFile(File, long, long, long) - Static method in class ai.rapids.cudf.CuFile

Write device memory to a given file path synchronously.

writeORCChunked(ORCWriterOptions, File) - Static method in class ai.rapids.cudf.Table

Get a table writer to write ORC data to a file.

writeORCChunked(ORCWriterOptions, HostBufferConsumer, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

Get a table writer to write ORC data and handle each chunk with a callback.

writeORCChunked(ORCWriterOptions, HostBufferConsumer) - Static method in class ai.rapids.cudf.Table

writeParquetChunked(ParquetWriterOptions, File) - Static method in class ai.rapids.cudf.Table

Get a table writer to write parquet data to a file.

writeParquetChunked(ParquetWriterOptions, HostBufferConsumer, HostMemoryAllocator) - Static method in class ai.rapids.cudf.Table

Get a table writer to write parquet data and handle each chunk with a callback.

writeParquetChunked(ParquetWriterOptions, HostBufferConsumer) - Static method in class ai.rapids.cudf.Table

writerHandle - Variable in class ai.rapids.cudf.TableWriter

writeRowsToStream(OutputStream, long) - Static method in class ai.rapids.cudf.JCudfSerialization

Write a rowcount only header to the output stream in a case where a columnar batch with no columns but a non zero row count is received

WriteStatistics(long, long, long, double) - Constructor for class ai.rapids.cudf.TableWriter.WriteStatistics

writeTo(JCudfSerialization.DataWriter) - Method in class ai.rapids.cudf.JCudfSerialization.SerializedColumnHeader

Write this column header to the specified writer

writeTo(JCudfSerialization.DataWriter) - Method in class ai.rapids.cudf.JCudfSerialization.SerializedTableHeader

writeToStream(Table, OutputStream, long, long) - Static method in class ai.rapids.cudf.JCudfSerialization

Write all or part of a table out in an internal format.

writeToStream(ColumnVector[], OutputStream, long, long) - Static method in class ai.rapids.cudf.JCudfSerialization

Write all or part of a set of columns out in an internal format.

writeToStream(HostColumnVector[], OutputStream, long, long) - Static method in class ai.rapids.cudf.JCudfSerialization

Write all or part of a set of columns out in an internal format.

Y

year() - Method in class ai.rapids.cudf.ColumnView

Get year from a timestamp.

Z

zfill(int) - Method in class ai.rapids.cudf.ColumnView

Add '0' as padding to the left of each string.

A B C D E F G H I J K L M N O P Q R S T U V W Y Z