ClickHouse/dbms/include/DB/Parsers/ASTSet.h
Alexey Milovidov 310ed66b00 Revert "dbms: improvement (incomplete) [#METR-16164]."
This reverts commit 6f4f44ce7980cace32edd0913b8d1d53cd51682b.
2015-05-03 12:13:08 +03:00

28 lines
808 B
C++
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#pragma once
#include <DB/Interpreters/Set.h>
#include <DB/Parsers/IAST.h>
namespace DB
{
/** Множество. В процессе вычисления, на множество заменяется выражение в секции IN
* - подзапрос или явное перечисление значений.
*/
class ASTSet : public IAST
{
public:
SetPtr set;
String column_name;
bool is_explicit = false;
ASTSet(const String & column_name_) : column_name(column_name_) {}
ASTSet(const StringRange range_, const String & column_name_) : IAST(range_), column_name(column_name_) {}
String getID() const override { return "Set_" + getColumnName(); }
ASTPtr clone() const override { return new ASTSet(*this); }
String getColumnName() const override { return column_name; }
};
}