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29 lines
813 B
C++
29 lines
813 B
C++
#include "PartMetadataManagerOrdinary.h"
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#include <IO/ReadBufferFromFileBase.h>
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#include <Compression/CompressedReadBufferFromFile.h>
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#include <Disks/IDisk.h>
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#include <Storages/MergeTree/IMergeTreeDataPart.h>
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namespace DB
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{
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std::unique_ptr<ReadBuffer> PartMetadataManagerOrdinary::read(const String & file_name) const
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{
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size_t file_size = part->getDataPartStorage().getFileSize(file_name);
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auto res = part->getDataPartStorage().readFile(file_name, ReadSettings().adjustBufferSize(file_size), file_size, std::nullopt);
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if (isCompressedFromFileName(file_name))
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return std::make_unique<CompressedReadBufferFromFile>(std::move(res));
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return res;
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}
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bool PartMetadataManagerOrdinary::exists(const String & file_name) const
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{
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return part->getDataPartStorage().exists(file_name);
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}
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}
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