| 1 | #pragma once |
| 2 | |
| 3 | #include <Parsers/IParserBase.h> |
| 4 | #include <Parsers/ExpressionElementParsers.h> |
| 5 | |
| 6 | |
| 7 | namespace DB |
| 8 | { |
| 9 | |
| 10 | /** Query like this: |
| 11 | * DROP|DETACH|TRUNCATE TABLE [IF EXISTS] [db.]name |
| 12 | * |
| 13 | * Or: |
| 14 | * DROP DATABASE [IF EXISTS] db |
| 15 | * |
| 16 | * Or: |
| 17 | * DROP DICTIONARY [IF EXISTS] [db.]name |
| 18 | */ |
| 19 | class ParserDropQuery : public IParserBase |
| 20 | { |
| 21 | protected: |
| 22 | const char * getName() const { return "DROP query" ; } |
| 23 | bool parseImpl(Pos & pos, ASTPtr & node, Expected & expected); |
| 24 | |
| 25 | bool parseDropQuery(Pos & pos, ASTPtr & node, Expected & expected); |
| 26 | bool parseDetachQuery(Pos & pos, ASTPtr & node, Expected & expected); |
| 27 | bool parseTruncateQuery(Pos & pos, ASTPtr & node, Expected & expected); |
| 28 | }; |
| 29 | |
| 30 | } |
| 31 | |