23 #include <rmm/mr/device/per_device_resource.hpp>
78 rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
Given a column-view of lists type, an instance of this class provides a wrapper on this compound colu...
Class definition for cudf::column.
column view class definitions
Column APIs for gather, scatter, split, slice, etc.
out_of_bounds_policy
Policy to account for possible out-of-bounds indices.
@ DONT_CHECK
No bounds checking is performed, better performance.
rmm::cuda_stream_view const get_default_stream()
Get the current default stream.
std::unique_ptr< column > segmented_gather(lists_column_view const &source_column, lists_column_view const &gather_map_list, out_of_bounds_policy bounds_policy=out_of_bounds_policy::DONT_CHECK, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::mr::device_memory_resource *mr=rmm::mr::get_current_device_resource())
Segmented gather of the elements within a list element in each row of a list column.
Class definition for cudf::lists_column_view.