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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, Inc.
*
* 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 <config.h>
#include <drizzled/show.h>
#include <drizzled/lock.h>
#include <drizzled/session.h>
#include <drizzled/statement/replace.h>
#include <drizzled/sql_lex.h>
namespace drizzled {
bool statement::Replace::execute()
{
TableList *first_table= (TableList *) lex().select_lex.table_list.first;
TableList *all_tables= lex().query_tables;
assert(first_table == all_tables && first_table != 0);
if (insert_precheck(&session(), all_tables))
{
return true;
}
if (session().wait_if_global_read_lock(false, true))
{
return true;
}
bool res= insert_query(&session(),
all_tables,
lex().field_list,
lex().many_values,
lex().update_list,
lex().value_list,
lex().duplicates,
lex().ignore);
/*
Release the protection against the global read lock and wake
everyone, who might want to set a global read lock.
*/
session().startWaitingGlobalReadLock();
return res;
}
} /* namespace drizzled */
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