17 namespace CUDF_EXPORT
cudf {
18 namespace dictionary {
A non-owning, immutable view of device data as a column of elements, some of which may be null as ind...
A container of nullable device data as a column of elements.
Indicator for the logical data type of an element in a column.
A wrapper class for operations on a dictionary column.
Non-owning references to the memory resources used by a cuDF operation.
Class definition for cudf::column.
column view class definitions
Class definition for cudf::dictionary_column_view.
cuda::stream_ref const get_default_stream()
Get the current default stream.
std::unique_ptr< column > decode(dictionary_column_view const &dictionary_column, cuda::stream_ref stream=cudf::get_default_stream(), cudf::memory_resources mr=cudf::get_current_device_resource_ref())
Create a column by gathering the keys from the provided dictionary_column into a new column using the...
std::unique_ptr< column > encode(column_view const &column, data_type indices_type=data_type{type_id::INT32}, cuda::stream_ref stream=cudf::get_default_stream(), cudf::memory_resources mr=cudf::get_current_device_resource_ref())
Construct a dictionary column by dictionary encoding an existing column.
rmm::device_async_resource_ref get_current_device_resource_ref()
Get the current device memory resource reference.
APIs for getting and setting the current device memory resource.