1 | #pragma once |
2 | |
3 | #include <Interpreters/IInterpreter.h> |
4 | #include <Parsers/IAST_fwd.h> |
5 | |
6 | |
7 | namespace DB |
8 | { |
9 | |
10 | class Context; |
11 | |
12 | |
13 | /** Return a list of tables or databases meets specified conditions. |
14 | * Interprets a query through replacing it to SELECT query from system.tables or system.databases. |
15 | */ |
16 | class InterpreterShowTablesQuery : public IInterpreter |
17 | { |
18 | public: |
19 | InterpreterShowTablesQuery(const ASTPtr & query_ptr_, Context & context_); |
20 | |
21 | BlockIO execute() override; |
22 | |
23 | private: |
24 | ASTPtr query_ptr; |
25 | Context & context; |
26 | |
27 | String getRewrittenQuery(); |
28 | }; |
29 | |
30 | |
31 | } |
32 | |