Code_drop_table.cpp
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:2k
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 */
- #include <common/StmtArea.hpp>
- #include "Code_drop_table.hpp"
- #include "Code_root.hpp"
- // Plan_drop_table
- Plan_drop_table::~Plan_drop_table()
- {
- }
- Plan_base*
- Plan_drop_table::analyze(Ctx& ctx, Ctl& ctl)
- {
- stmtArea().stmtInfo().setName(Stmt_name_drop_table);
- return this;
- }
- void
- Plan_drop_table::describe(Ctx& ctx)
- {
- stmtArea().setFunction(ctx, "DROP TABLE", SQL_DIAG_DROP_TABLE);
- }
- Exec_base*
- Plan_drop_table::codegen(Ctx& ctx, Ctl& ctl)
- {
- Exec_drop_table* exec = new Exec_drop_table(ctl.m_execRoot);
- ctl.m_execRoot->saveNode(exec);
- Exec_drop_table::Code& code = *new Exec_drop_table::Code(m_name);
- exec->setCode(code);
- return exec;
- }
- void
- Plan_drop_table::print(Ctx& ctx)
- {
- ctx.print(" [drop_table %s]", m_name.c_str());
- }
- // Exec_drop_table
- Exec_drop_table::Code::~Code()
- {
- }
- Exec_drop_table::Data::~Data()
- {
- }
- Exec_drop_table::~Exec_drop_table()
- {
- }
- void
- Exec_drop_table::alloc(Ctx& ctx, Ctl& ctl)
- {
- Data& data = *new Data;
- setData(data);
- }
- void
- Exec_drop_table::close(Ctx& ctx)
- {
- }
- void
- Exec_drop_table::print(Ctx& ctx)
- {
- const Code& code = getCode();
- ctx.print(" [drop_table %s]", code.m_tableName.c_str());
- }