ClickHouse/src/Storages/MergeTree/LoadedMergeTreeDataPartInfoForReader.h

61 lines
2.6 KiB
C++

#pragma once
#include <Storages/MergeTree/IMergeTreeDataPartInfoForReader.h>
#include <Storages/MergeTree/MergeTreeData.h>
namespace DB
{
class LoadedMergeTreeDataPartInfoForReader final : public IMergeTreeDataPartInfoForReader
{
public:
explicit LoadedMergeTreeDataPartInfoForReader(MergeTreeData::DataPartPtr data_part_)
: IMergeTreeDataPartInfoForReader(data_part_->storage.getContext())
, data_part(data_part_)
{
}
bool isCompactPart() const override { return DB::isCompactPart(data_part); }
bool isWidePart() const override { return DB::isWidePart(data_part); }
bool isInMemoryPart() const override { return DB::isInMemoryPart(data_part); }
bool isProjectionPart() const override { return data_part->isProjectionPart(); }
DataPartStoragePtr getDataPartStorage() const override { return data_part->getDataPartStoragePtr(); }
const NamesAndTypesList & getColumns() const override { return data_part->getColumns(); }
const ColumnsDescription & getColumnsDescription() const override { return data_part->getColumnsDescription(); }
const ColumnsDescription & getColumnsDescriptionWithCollectedNested() const override { return data_part->getColumnsDescriptionWithCollectedNested(); }
std::optional<size_t> getColumnPosition(const String & column_name) const override { return data_part->getColumnPosition(column_name); }
AlterConversions getAlterConversions() const override { return data_part->storage.getAlterConversionsForPart(data_part); }
String getColumnNameWithMinimumCompressedSize(bool with_subcolumns) const override { return data_part->getColumnNameWithMinimumCompressedSize(with_subcolumns); }
const MergeTreeDataPartChecksums & getChecksums() const override { return data_part->checksums; }
void reportBroken() override { data_part->storage.reportBrokenPart(data_part); }
size_t getMarksCount() const override { return data_part->getMarksCount(); }
size_t getFileSizeOrZero(const std::string & file_name) const override { return data_part->getFileSizeOrZero(file_name); }
const MergeTreeIndexGranularityInfo & getIndexGranularityInfo() const override { return data_part->index_granularity_info; }
const MergeTreeIndexGranularity & getIndexGranularity() const override { return data_part->index_granularity; }
const SerializationInfoByName & getSerializationInfos() const override { return data_part->getSerializationInfos(); }
SerializationPtr getSerialization(const NameAndTypePair & column) const override { return data_part->getSerialization(column.name); }
private:
MergeTreeData::DataPartPtr data_part;
};
}