ClickHouse/src/Storages/System/StorageSystemProcesses.h
Robert Schulze 777b5bc15b
Don't let storages inherit from boost::noncopyable
... IStorage has deleted copy ctor / assignment already
2022-05-03 09:07:08 +02:00

30 lines
700 B
C++

#pragma once
#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 IStorageSystemOneBlock<StorageSystemProcesses>
{
public:
std::string getName() const override { return "SystemProcesses"; }
static NamesAndTypesList getNamesAndTypes();
static NamesAndAliases getNamesAndAliases();
protected:
using IStorageSystemOneBlock::IStorageSystemOneBlock;
void fillData(MutableColumns & res_columns, ContextPtr context, const SelectQueryInfo & query_info) const override;
};
}