Commit 06f017ae authored by Sinisa@sinisa.nasamreza.org's avatar Sinisa@sinisa.nasamreza.org
Browse files

A very nasty bug in multi-table deletes & updates

parent aa9d81e6

sql/sql_parse.cc

+2 −1
Original line number Diff line number Diff line
@@ -1792,6 +1792,7 @@ mysql_execute_command(void) 
      tables->grant.want_privilege=(SELECT_ACL & ~tables->grant.privilege);

      if ((res=open_and_lock_tables(thd,tables)))

	break;

      thd->select_limit=HA_POS_ERROR;

      if (!setup_fields(thd,tables,select_lex->item_list,1,0,0) && 

	  !setup_fields(thd,tables,lex->value_list,0,0,0) &&  ! thd->fatal_error &&

	  (result=new multi_update(thd,tables,select_lex->item_list,lex->duplicates,
@@ -2741,7 +2742,7 @@ void mysql_init_multi_delete(LEX *lex) 
{

  lex->sql_command =  SQLCOM_DELETE_MULTI;

  mysql_init_select(lex);

  lex->select->select_limit=HA_POS_ERROR;

  lex->select->select_limit=lex->thd->select_limit=HA_POS_ERROR;

  lex->auxilliary_table_list=lex->select_lex.table_list;

  lex->select->table_list.elements=0; 

  lex->select->table_list.first=0;