ClickHouse/dbms/include/DB/Storages/System/StorageSystemDictionaries.h

35 lines
780 B
C++
Raw Normal View History

#pragma once
#include <DB/Storages/IStorage.h>
namespace DB
{
class StorageSystemDictionaries : public IStorage
{
public:
static StoragePtr create(const std::string & name);
std::string getName() const override { return "SystemDictionaries"; }
std::string getTableName() const override { return name; }
BlockInputStreams read(
const Names & column_names,
ASTPtr query,
const Context & context,
const Settings & settings,
QueryProcessingStage::Enum & processed_stage,
size_t max_block_size = DEFAULT_BLOCK_SIZE,
unsigned threads = 1) override;
private:
const std::string name;
const NamesAndTypesList columns;
StorageSystemDictionaries(const std::string & name);
const NamesAndTypesList & getColumnsListImpl() const override { return columns; }
};
}