Code_ddl_column.hpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:3k
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_ddl_column_hpp
- #define ODBC_CODEGEN_Code_ddl_column_hpp
- #include <common/common.hpp>
- #include "Code_column.hpp"
- #include "Code_data_type.hpp"
- #include "Code_expr.hpp"
- class DictColumn;
- class Plan_table;
- /**
- * @class Plan_ddl_column
- * @brief Column in DDL statement
- */
- class Plan_ddl_column : public Plan_base, public Plan_column {
- public:
- Plan_ddl_column(Plan_root* root, const BaseString& name);
- virtual ~Plan_ddl_column();
- Plan_base* analyze(Ctx& ctx, Ctl& ctl);
- Exec_base* codegen(Ctx& ctx, Ctl& ctl);
- void print(Ctx& ctx);
- // attributes
- void setNotNull();
- void setUnSigned();
- void setPrimaryKey();
- bool getPrimaryKey() const;
- void setTupleId();
- bool getTupleId() const;
- void setAutoIncrement();
- bool getAutoIncrement() const;
- // children
- void setType(Plan_data_type* type);
- void setDefaultValue(Plan_expr* defaultValue);
- Plan_expr* getDefaultValue() const;
- protected:
- friend class Plan_create_row;
- Plan_data_type* m_type;
- Plan_expr* m_defaultValue;
- bool m_nullable;
- bool m_unSigned;
- bool m_primaryKey;
- bool m_tupleId;
- bool m_autoIncrement;
- };
- inline
- Plan_ddl_column::Plan_ddl_column(Plan_root* root, const BaseString& name) :
- Plan_base(root),
- Plan_column(Type_ddl, name),
- m_type(0),
- m_defaultValue(0),
- m_nullable(true),
- m_unSigned(false),
- m_primaryKey(false),
- m_tupleId(false),
- m_autoIncrement(false)
- {
- }
- inline void
- Plan_ddl_column::setNotNull()
- {
- m_nullable = false;
- }
- inline void
- Plan_ddl_column::setUnSigned()
- {
- m_unSigned = true;
- }
- inline void
- Plan_ddl_column::setPrimaryKey()
- {
- m_nullable = false;
- m_primaryKey = true;
- }
- inline bool
- Plan_ddl_column::getPrimaryKey() const
- {
- return m_primaryKey;
- }
- inline void
- Plan_ddl_column::setTupleId()
- {
- m_nullable = false;
- m_tupleId = true;
- }
- inline bool
- Plan_ddl_column::getTupleId() const
- {
- return m_tupleId;
- }
- inline void
- Plan_ddl_column::setAutoIncrement()
- {
- m_nullable = false;
- m_autoIncrement = true;
- }
- inline bool
- Plan_ddl_column::getAutoIncrement() const
- {
- return m_autoIncrement;
- }
- // children
- inline void
- Plan_ddl_column::setType(Plan_data_type* type)
- {
- ctx_assert(type != 0);
- m_type = type;
- }
- inline void
- Plan_ddl_column::setDefaultValue(Plan_expr* defaultValue)
- {
- ctx_assert(defaultValue != 0);
- m_defaultValue = defaultValue;
- }
- inline Plan_expr*
- Plan_ddl_column::getDefaultValue() const
- {
- return m_defaultValue;
- }
- #endif