/**

* Copyright (c) 2021 OceanBase

* OceanBase CE is licensed under Mulan PubL v2.

* You can use this software according to the terms and conditions of the Mulan PubL v2.

* You may obtain a copy of Mulan PubL v2 at:

* http://license.coscl.org.cn/MulanPubL-2.0

* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,

* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,

* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.

* See the Mulan PubL v2 for more details.

*/

#ifndef __OB_SQL_SEQUENCE_EXECUTOR_H__

#define __OB_SQL_SEQUENCE_EXECUTOR_H__

#include "share/ob_define.h"

namespace oceanbase

{

namespace sql

{

#define DEF_SIMPLE_EXECUTOR(name) \

class name##Executor \

{ \

public: \

name##Executor() {} \

virtual ~name##Executor() {} \

int execute(ObExecContext &ctx, name##Stmt &stmt); \

private: \

DISALLOW_COPY_AND_ASSIGN(name##Executor); \

}

class ObExecContext;

class ObCreateSequenceStmt;

class ObDropSequenceStmt;

class ObAlterSequenceStmt;

DEF_SIMPLE_EXECUTOR(ObCreateSequence);

DEF_SIMPLE_EXECUTOR(ObDropSequence);

DEF_SIMPLE_EXECUTOR(ObAlterSequence);

#undef DEF_SIMPLE_EXECUTOR

}

}

#endif /* __OB_SQL_SEQUENCE_EXECUTOR_H__ */

//// end of header file