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limit clause fixed

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unknown
2002-05-28 22:38:17 +03:00
parent 807b50855c
commit 3d9cd36f47
5 changed files with 33 additions and 11 deletions
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11
sql/sql_class.cc
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@@ -784,9 +784,15 @@ select_subselect::select_subselect(Item_subselect *item)
bool select_subselect::send_data(List<Item> &items)
{
DBUG_ENTER("select_subselect::send_data");
if (item->executed){
my_printf_error(ER_SUBSELECT_NO_1_ROW, ER(ER_SUBSELECT_NO_1_ROW), MYF(0));
return 1;
DBUG_RETURN(1);
}
if (unit->offset_limit_cnt)
{ // using limit offset,count
unit->offset_limit_cnt--;
DBUG_RETURN(0);
}
Item *val_item= (Item *)item->select_lex->item_list.head();
if ((item->null_value= val_item->is_null()))
@@ -801,5 +807,6 @@ bool select_subselect::send_data(List<Item> &items)
item->real_value= val_item->val();
item->res_type= val_item->result_type();
}
return 0;
item->executed= 1;
DBUG_RETURN(0);
}