ClickHouse/src/Parsers/ASTTransactionControl.h
2021-04-05 14:41:34 +03:00

30 lines
687 B
C++

#pragma once
#include <Parsers/IAST.h>
namespace DB
{
/// Common AST for TCL queries
class ASTTransactionControl : public IAST
{
public:
enum QueryType
{
BEGIN,
COMMIT,
ROLLBACK,
};
QueryType action;
ASTTransactionControl(QueryType action_) : action(action_) {}
String getID(char /*delimiter*/) const override { return "ASTTransactionControl"; }
ASTPtr clone() const override { return std::make_shared<ASTTransactionControl>(*this); }
void formatImpl(const FormatSettings & format, FormatState & /*state*/, FormatStateStacked /*frame*/) const override;
void updateTreeHashImpl(SipHash & hash_state) const override;
};
}