dictionary/search.hpp
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1 /*
2  * SPDX-FileCopyrightText: Copyright (c) 2020-2024, NVIDIA CORPORATION.
3  * SPDX-License-Identifier: Apache-2.0
4  */
5 #pragma once
6 
8 #include <cudf/scalar/scalar.hpp>
10 
11 namespace CUDF_EXPORT cudf {
12 namespace dictionary {
32 std::unique_ptr<scalar> get_index(
33  dictionary_column_view const& dictionary,
34  scalar const& key,
37  // end of group
39 } // namespace dictionary
40 } // namespace CUDF_EXPORT cudf
A wrapper class for operations on a dictionary column.
An owning class to represent a singular value.
Definition: scalar.hpp:40
Class definition for cudf::dictionary_column_view.
rmm::cuda_stream_view const get_default_stream()
Get the current default stream.
std::unique_ptr< scalar > get_index(dictionary_column_view const &dictionary, scalar const &key, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Return the index value for a given key.
rmm::device_async_resource_ref get_current_device_resource_ref()
Get the current device memory resource reference.
detail::cccl_async_resource_ref< cuda::mr::resource_ref< cuda::mr::device_accessible > > device_async_resource_ref
cuDF interfaces
Definition: host_udf.hpp:26
Class definitions for cudf::scalar.