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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2009 Sun Microsystems
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <drizzled/server_includes.h>
#include <drizzled/show.h>
#include <drizzled/session.h>
#include <drizzled/statement/update.h>
using namespace drizzled;
bool statement::Update::execute()
{
TableList *first_table= (TableList *) session->lex->select_lex.table_list.first;
TableList *all_tables= session->lex->query_tables;
assert(first_table == all_tables && first_table != 0);
Select_Lex *select_lex= &session->lex->select_lex;
Select_Lex_Unit *unit= &session->lex->unit;
if (update_precheck(session, all_tables))
{
return true;
}
assert(select_lex->offset_limit == 0);
unit->set_limit(select_lex);
bool res= mysql_update(session,
all_tables,
select_lex->item_list,
session->lex->value_list,
select_lex->where,
select_lex->order_list.elements,
(order_st *) select_lex->order_list.first,
unit->select_limit_cnt,
session->lex->duplicates,
session->lex->ignore);
return res;
}
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