Code_dml_column.hpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:1k
源码类别:
MySQL数据库
开发平台:
Visual C++
- /* Copyright (C) 2003 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #ifndef ODBC_CODEGEN_Code_dml_column_hpp
- #define ODBC_CODEGEN_Code_dml_column_hpp
- #include <common/common.hpp>
- #include "Code_column.hpp"
- class DictColumn;
- class Plan_table;
- /**
- * @class Plan_dml_column
- * @brief Column in query expression
- */
- class Plan_dml_column : public Plan_base, public Plan_column {
- public:
- Plan_dml_column(Plan_root* root, const BaseString& name);
- virtual ~Plan_dml_column();
- Plan_base* analyze(Ctx& ctx, Ctl& ctl);
- Exec_base* codegen(Ctx& ctx, Ctl& ctl);
- void print(Ctx& ctx);
- };
- inline
- Plan_dml_column::Plan_dml_column(Plan_root* root, const BaseString& name) :
- Plan_base(root),
- Plan_column(Type_dml, name)
- {
- }
- #endif