io/types.hpp File Reference

cuDF-IO API type definitions More...

#include <cudf/table/table.hpp>
#include <cudf/types.hpp>
#include <cudf/utilities/span.hpp>
#include <map>
#include <memory>
#include <optional>
#include <string>
#include <unordered_map>
#include <utility>
#include <vector>

Go to the source code of this file.

Classes
class	cudf::io::writer_compression_statistics
	Statistics about compression performed by a writer. More...
struct	cudf::io::column_name_info
	Detailed name (and optionally nullability) information for output columns. More...
struct	cudf::io::table_metadata
	Table metadata returned by IO readers. More...
struct	cudf::io::table_with_metadata
	Table with table metadata used by io readers to return the metadata by value. More...
struct	cudf::io::host_buffer
	Non-owning view of a host memory buffer. More...
struct	cudf::io::source_info
	Source information for read interfaces. More...
struct	cudf::io::sink_info
	Destination information for write interfaces. More...
class	cudf::io::column_in_metadata
	Metadata for a column. More...
class	cudf::io::table_input_metadata
	Metadata for a table. More...
struct	cudf::io::partition_info
	Information used while writing partitioned datasets. More...
class	cudf::io::reader_column_schema
	schema element for reader More...

Namespaces
	cudf
	cuDF interfaces
	cudf::io
	IO interfaces.

Enumerations
enum class	cudf::io::compression_type {   cudf::io::NONE , cudf::io::AUTO , cudf::io::SNAPPY , cudf::io::GZIP ,   cudf::io::BZIP2 , cudf::io::BROTLI , cudf::io::ZIP , cudf::io::XZ ,   cudf::io::ZLIB , cudf::io::LZ4 , cudf::io::LZO , cudf::io::ZSTD }
	Compression algorithms. More...
enum class	cudf::io::io_type {   cudf::io::FILEPATH , cudf::io::HOST_BUFFER , cudf::io::DEVICE_BUFFER , cudf::io::VOID ,   cudf::io::USER_IMPLEMENTED }
	Data source or destination types. More...
enum class	cudf::io::quote_style { cudf::io::MINIMAL , cudf::io::ALL , cudf::io::NONNUMERIC , cudf::io::NONE }
	Behavior when handling quotations in field data. More...
enum	cudf::io::statistics_freq { cudf::io::STATISTICS_NONE = 0 , cudf::io::STATISTICS_ROWGROUP = 1 , cudf::io::STATISTICS_PAGE = 2 , cudf::io::STATISTICS_COLUMN = 3 }
	Column statistics granularity type for parquet/orc writers. More...
enum class	cudf::io::column_encoding {   cudf::io::USE_DEFAULT = -1 , cudf::io::DICTIONARY , cudf::io::PLAIN , cudf::io::DELTA_BINARY_PACKED ,   cudf::io::DELTA_LENGTH_BYTE_ARRAY , cudf::io::DELTA_BYTE_ARRAY , cudf::io::BYTE_STREAM_SPLIT , cudf::io::DIRECT ,   cudf::io::DIRECT_V2 , cudf::io::DICTIONARY_V2 }
	Valid encodings for use with column_in_metadata::set_encoding() More...
enum	cudf::io::dictionary_policy { cudf::io::NEVER = 0 , cudf::io::ADAPTIVE = 1 , cudf::io::ALWAYS = 2 }
	Control use of dictionary encoding for parquet writer. More...

Functions
template<typename T >
constexpr auto	cudf::io::is_byte_like_type ()
	Returns true if the type is byte-like, meaning it is reasonable to pass as a pointer to bytes. More...

Detailed Description

cuDF-IO API type definitions

Definition in file io/types.hpp.