concatenate.hpp

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/*
 * Copyright (c) 2020-2024, NVIDIA CORPORATION.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#pragma once
 
#include <cudf/column/column_view.hpp>
#include <cudf/table/table_view.hpp>
#include <cudf/utilities/default_stream.hpp>
#include <cudf/utilities/export.hpp>
#include <cudf/utilities/span.hpp>
 
#include <rmm/mr/device/per_device_resource.hpp>
#include <rmm/resource_ref.hpp>
 
#include <memory>
 
namespace CUDF_EXPORT cudf {
rmm::device_buffer concatenate_masks(
  host_span<column_view const> views,
  rmm::cuda_stream_view stream      = cudf::get_default_stream(),
  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
 
std::unique_ptr<column> concatenate(
  host_span<column_view const> columns_to_concat,
  rmm::cuda_stream_view stream      = cudf::get_default_stream(),
  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
 
std::unique_ptr<table> concatenate(
  host_span<table_view const> tables_to_concat,
  rmm::cuda_stream_view stream      = cudf::get_default_stream(),
  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
  // end of group
}  // namespace CUDF_EXPORT cudf