Code_dml_row.cpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:1k
- /* 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 */
- #include "Code_dml_row.hpp"
- #include "Code_dml_column.hpp"
- Plan_dml_row::~Plan_dml_row()
- {
- }
- Plan_base*
- Plan_dml_row::analyze(Ctx& ctx, Ctl& ctl)
- {
- unsigned size = getSize();
- // analyze the columns
- for (unsigned i = 1; i <= size; i++) {
- Plan_dml_column* column = getColumn(i);
- column->analyze(ctx, ctl);
- if (! ctx.ok())
- return 0;
- }
- // node was not replaced
- return this;
- }
- Exec_base*
- Plan_dml_row::codegen(Ctx& ctx, Ctl& ctl)
- {
- ctx_assert(false);
- return 0;
- }
- void
- Plan_dml_row::print(Ctx& ctx)
- {
- unsigned size = getSize();
- ctx.print(" [dml_row");
- for (unsigned i = 1; i <= size; i++) {
- Plan_base* a = m_columnList[i];
- a == 0 ? ctx.print(" -") : a->print(ctx);
- }
- ctx.print("]");
- }