mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-01 20:12:02 +00:00
30 lines
838 B
C++
30 lines
838 B
C++
#pragma once
|
|
|
|
#include <Parsers/ASTWithAlias.h>
|
|
|
|
|
|
namespace DB
|
|
{
|
|
|
|
/// Parameter in query with name and type of substitution ({name:type}).
|
|
/// Example: SELECT * FROM table WHERE id = {pid:UInt16}.
|
|
class ASTQueryParameter : public ASTWithAlias
|
|
{
|
|
public:
|
|
String name;
|
|
String type;
|
|
|
|
ASTQueryParameter(const String & name_, const String & type_) : name(name_), type(type_) {}
|
|
|
|
/** Get the text that identifies this element. */
|
|
String getID(char delim) const override { return String("QueryParameter") + delim + name + ':' + type; }
|
|
|
|
ASTPtr clone() const override { return std::make_shared<ASTQueryParameter>(*this); }
|
|
|
|
protected:
|
|
void formatImplWithoutAlias(const FormatSettings & settings, FormatState &, FormatStateStacked) const override;
|
|
void appendColumnNameImpl(WriteBuffer & ostr) const override;
|
|
};
|
|
|
|
}
|