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#pragma once
#include <Interpreters/IInterpreter.h>
#include <Parsers/IAST_fwd.h>
namespace DB
{
class Context;
/** Return a list of tables or databases meets specified conditions.
* Interprets a query through replacing it to SELECT query from system.tables or system.databases.
*/
class InterpreterShowTablesQuery : public IInterpreter, WithMutableContext
{
public:
InterpreterShowTablesQuery(const ASTPtr & query_ptr_, ContextMutablePtr context_);
BlockIO execute() override;
/// Ignore quota and limits here because execute() produces a SELECT query which checks quotas/limits by itself.
bool ignoreQuota() const override { return true; }
bool ignoreLimits() const override { return true; }
private:
ASTPtr query_ptr;
String getRewrittenQuery();
};
}
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