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FsiChunkUtils.h
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1 /*
2  * Copyright 2021 OmniSci, Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
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8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
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13  * See the License for the specific language governing permissions and
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15  */
16 
17 #pragma once
18 
19 #include <map>
20 
21 #include "DataMgr/Chunk/Chunk.h"
22 #include "DataMgr/ChunkMetadata.h"
23 
24 namespace foreign_storage {
26  const ChunkKey& chunk_key,
27  const std::map<ChunkKey, std::shared_ptr<ChunkMetadata>>& chunk_metadata_map,
28  const std::map<ChunkKey, AbstractBuffer*>& buffers,
29  Chunk_NS::Chunk& chunk);
30 
31 // Construct default metadata for given column descriptor with num_elements
32 std::shared_ptr<ChunkMetadata> get_placeholder_metadata(const ColumnDescriptor* column,
33  size_t num_elements);
34 } // namespace foreign_storage
std::vector< int > ChunkKey
Definition: types.h:37
std::shared_ptr< ChunkMetadata > get_placeholder_metadata(const ColumnDescriptor *column, size_t num_elements)
void init_chunk_for_column(const ChunkKey &chunk_key, const std::map< ChunkKey, std::shared_ptr< ChunkMetadata >> &chunk_metadata_map, const std::map< ChunkKey, AbstractBuffer * > &buffers, Chunk_NS::Chunk &chunk)
specifies the content in-memory of a row in the column metadata table