row_conversion.hpp

/*
 * Copyright (c) 2022-2023, 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 <memory>
 
#include <cudf/lists/lists_column_view.hpp>
#include <cudf/table/table_view.hpp>
#include <cudf/utilities/default_stream.hpp>
#include <rmm/cuda_stream_view.hpp>
 
namespace cudf {
 
std::vector<std::unique_ptr<cudf::column>> convert_to_rows_fixed_width_optimized(
  cudf::table_view const& tbl,
  // TODO need something for validity
  rmm::cuda_stream_view stream        = cudf::get_default_stream(),
  rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
 
std::vector<std::unique_ptr<cudf::column>> convert_to_rows(
  cudf::table_view const& tbl,
  // TODO need something for validity
  rmm::cuda_stream_view stream        = cudf::get_default_stream(),
  rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
 
std::unique_ptr<cudf::table> convert_from_rows_fixed_width_optimized(
  cudf::lists_column_view const& input,
  std::vector<cudf::data_type> const& schema,
  rmm::cuda_stream_view stream        = cudf::get_default_stream(),
  rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
 
std::unique_ptr<cudf::table> convert_from_rows(
  cudf::lists_column_view const& input,
  std::vector<cudf::data_type> const& schema,
  rmm::cuda_stream_view stream        = cudf::get_default_stream(),
  rmm::mr::device_memory_resource* mr = rmm::mr::get_current_device_resource());
 
}  // namespace cudf