ClickHouse/dbms/src/Storages/System/StorageSystemTableEngines.h
2019-08-26 22:07:29 +03:00

29 lines
760 B
C++

#pragma once
#include <DataTypes/DataTypeString.h>
#include <Storages/System/IStorageSystemOneBlock.h>
#include <ext/shared_ptr_helper.h>
namespace DB
{
class StorageSystemTableEngines : public ext::shared_ptr_helper<StorageSystemTableEngines>,
public IStorageSystemOneBlock<StorageSystemTableEngines>
{
friend struct ext::shared_ptr_helper<StorageSystemTableEngines>;
protected:
void fillData(MutableColumns & res_columns, const Context & context, const SelectQueryInfo & query_info) const override;
using IStorageSystemOneBlock::IStorageSystemOneBlock;
public:
std::string getName() const override
{
return "SystemTableEngines";
}
static NamesAndTypesList getNamesAndTypes();
};
}