Fix for core dump in DISTINCT

Docs/manual.texi:
  Changlog
mysql-test/chew_on_this/select.res:
  ***MISSING WEAVE***
This commit is contained in:
unknown 2000-12-05 16:14:52 +02:00
parent 357e91d5db
commit d2b7b3becd
2 changed files with 6 additions and 1 deletions

View file

@ -39222,6 +39222,9 @@ though, so Version 3.23 is not released as a stable version yet.
@appendixsubsec Changes in release 3.23.29
@itemize @bullet
@item
Fixed bug when doing a @code{SELECT DISTINCT ... table1 LEFT JOIN
table2..] when table2 was empty.
@item
Added @code{--abort-slave-event-count} and
@code{--disconnect-slave-event-count} options to @code{mysqld} for
debugging and testing of replication

View file

@ -5218,8 +5218,10 @@ remove_duplicates(JOIN *join, TABLE *entry,List<Item> &fields)
List_iterator<Item> it(fields);
Item *item;
while ((item=it++))
if (item->tmp_table_field())
{
if (item->tmp_table_field() && ! item->const_item())
field_count++;
}
if (!field_count)
{ // only const items