/* Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.

 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; version 2 of the License.

 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 */

#ifndef SQL_UPDATE_INCLUDED
#define SQL_UPDATE_INCLUDED

#include "sql_class.h" /* enum_duplicates */

class Item;
struct TABLE_LIST;
class THD;

typedef class st_select_lex SELECT_LEX;
typedef class st_select_lex_unit SELECT_LEX_UNIT;

bool mysql_prepare_update(THD *thd, TABLE_LIST *table_list,
 Item **conds, uint order_num, ORDER *order);
int mysql_update(THD *thd,TABLE_LIST *tables,List<Item> &fields,
		 List<Item> &values,Item *conds,
		 uint order_num, ORDER *order, ha_rows limit,
		 enum enum_duplicates handle_duplicates, bool ignore,
 ha_rows *found_return, ha_rows *updated_return);
bool mysql_multi_update(THD *thd, TABLE_LIST *table_list,
 List<Item> *fields, List<Item> *values,
 Item *conds, ulonglong options,
 enum enum_duplicates handle_duplicates, bool ignore,
 SELECT_LEX_UNIT *unit, SELECT_LEX *select_lex,
 multi_update **result);

#endif /* SQL_UPDATE_INCLUDED */