Code_update.hpp
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上传日期:2022-05-23
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- /* 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_update_hpp
- #define ODBC_CODEGEN_Code_update_hpp
- #include <common/common.hpp>
- #include "Code_base.hpp"
- #include "Code_dml.hpp"
- #include "Code_set_row.hpp"
- #include "Code_table.hpp"
- #include "Code_pred.hpp"
- #include "Code_query.hpp"
- /**
- * @class Plan_update
- * @brief Update in PlanTree
- */
- class Plan_update : public Plan_dml {
- public:
- Plan_update(Plan_root* root);
- virtual ~Plan_update();
- Plan_base* analyze(Ctx& ctx, Ctl& ctl);
- Exec_base* codegen(Ctx& ctx, Ctl& ctl);
- void describe(Ctx& ctx);
- void print(Ctx& ctx);
- // children
- void setTable(Plan_table* table);
- void setRow(Plan_set_row* setRow);
- void setDmlRow(Plan_dml_row* dmlRow);
- void setExprRow(Plan_expr_row* exprRow);
- void setPred(Plan_pred* pred);
- protected:
- Plan_table* m_table;
- Plan_set_row* m_setRow;
- Plan_dml_row* m_dmlRow;
- Plan_expr_row* m_exprRow;
- Plan_pred* m_pred;
- };
- inline
- Plan_update::Plan_update(Plan_root* root) :
- Plan_dml(root),
- m_table(0),
- m_setRow(0),
- m_dmlRow(0),
- m_exprRow(0),
- m_pred(0)
- {
- }
- // children
- inline void
- Plan_update::setTable(Plan_table* table)
- {
- ctx_assert(table != 0);
- m_table = table;
- }
- inline void
- Plan_update::setRow(Plan_set_row* setRow)
- {
- ctx_assert(setRow != 0);
- m_setRow = setRow;
- }
- inline void
- Plan_update::setDmlRow(Plan_dml_row* dmlRow)
- {
- ctx_assert(dmlRow != 0);
- m_dmlRow = dmlRow;
- }
- inline void
- Plan_update::setExprRow(Plan_expr_row* exprRow)
- {
- ctx_assert(exprRow != 0);
- m_exprRow = exprRow;
- }
- inline void
- Plan_update::setPred(Plan_pred* pred)
- {
- ctx_assert(pred != 0);
- m_pred = pred;
- }
- #endif