ClickHouse/dbms/Storages/System/StorageSystemProcesses.h
Ivan 97f2a2213e
Move all folders inside /dbms one level up (#9974)
* Move some code outside dbms/src folder
* Fix paths
2020-04-02 02:51:21 +03:00

30 lines
811 B
C++

#pragma once
#include <ext/shared_ptr_helper.h>
#include <Storages/System/IStorageSystemOneBlock.h>
namespace DB
{
class Context;
/** Implements `processes` system table, which allows you to get information about the queries that are currently executing.
*/
class StorageSystemProcesses final : public ext::shared_ptr_helper<StorageSystemProcesses>, public IStorageSystemOneBlock<StorageSystemProcesses>
{
friend struct ext::shared_ptr_helper<StorageSystemProcesses>;
public:
std::string getName() const override { return "SystemProcesses"; }
static NamesAndTypesList getNamesAndTypes();
protected:
using IStorageSystemOneBlock::IStorageSystemOneBlock;
void fillData(MutableColumns & res_columns, const Context & context, const SelectQueryInfo & query_info) const override;
};
}