Code_dml_row.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_dml_row_hpp
- #define ODBC_CODEGEN_Code_dml_row_hpp
- #include <vector>
- #include <common/common.hpp>
- #include <common/DataRow.hpp>
- #include "Code_base.hpp"
- #include "Code_dml_column.hpp"
- class Plan_dml_column;
- /**
- * @class Plan_dml_row
- * @brief Row of lvalue columns in insert or update
- */
- class Plan_dml_row : public Plan_base {
- public:
- Plan_dml_row(Plan_root* root);
- virtual ~Plan_dml_row();
- Plan_base* analyze(Ctx& ctx, Ctl& ctl);
- Exec_base* codegen(Ctx& ctx, Ctl& ctl);
- void print(Ctx& ctx);
- // children
- unsigned getSize() const;
- void addColumn(Plan_dml_column* column);
- Plan_dml_column* getColumn(unsigned i) const;
- protected:
- DmlColumnVector m_columnList;
- };
- inline
- Plan_dml_row::Plan_dml_row(Plan_root* root) :
- Plan_base(root),
- m_columnList(1)
- {
- }
- // children
- inline unsigned
- Plan_dml_row::getSize() const
- {
- return m_columnList.size() - 1;
- }
- inline void
- Plan_dml_row::addColumn(Plan_dml_column* column)
- {
- ctx_assert(column != 0);
- m_columnList.push_back(column);
- }
- inline Plan_dml_column*
- Plan_dml_row::getColumn(unsigned i) const
- {
- ctx_assert(1 <= i && i <= m_columnList.size() && m_columnList[i] != 0);
- return m_columnList[i];
- }
- #endif