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fixed DISTINCT in subselect bug

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small Item_ref fix
This commit is contained in:
bell@sanja.is.com.ua
2002-10-23 23:36:11 +03:00
parent cd032e0418
commit c2da10ae18
4 changed files with 18 additions and 8 deletions
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8
sql/sql_class.cc
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@ -873,8 +873,8 @@ bool select_singleval_subselect::send_data(List<Item> &items)
Following val() call have to be first, because function AVG() & STD()
calculate value on it & determinate "is it NULL?".
*/
it->real_value= val_item->val();
if ((it->null_value= val_item->is_null()))
it->real_value= val_item->val_result();
if ((it->null_value= val_item->is_null_result()))
{
it->assign_null();
}
@ -883,8 +883,8 @@ bool select_singleval_subselect::send_data(List<Item> &items)
it->max_length= val_item->max_length;
it->decimals= val_item->decimals;
it->binary= val_item->binary;
it->int_value= val_item->val_int();
String *s= val_item->val_str(&it->string_value);
it->int_value= val_item->val_int_result();
String *s= val_item->str_result(&it->string_value);
if (s != &it->string_value)
{
it->string_value.set(*s, 0, s->length());