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group_by.result, group_by.test:

Browse Source 
Added a test case for bug #8614.
sql_select.cc:
  Fixed bug #8614.
  SELECT DISTINCT ... GROUP BY 'const' must be equivalent to
  SELECT ... GROUP BY 'const'.


sql/sql_select.cc:
  Fixed bug #8614.
  SELECT DISTINCT ... GROUP BY 'const' must be equivalent to
  SELECT ... GROUP BY 'const'.
mysql-test/t/group_by.test:
  Added a test case for bug #8614.
mysql-test/r/group_by.result:
  Added a test case for bug #8614.
This commit is contained in:
unknown
2005-06-16 09:45:41 -07:00
parent c23524c714
commit 0812385dcc
3 changed files with 32 additions and 4 deletions
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11
sql/sql_select.cc
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@ -676,9 +676,14 @@ JOIN::optimize()
DBUG_RETURN(1);
}
simple_group= 0;
group_list= remove_const(this, group_list, conds,
rollup.state == ROLLUP::STATE_NONE,
&simple_group);
{
ORDER *old_group_list;
group_list= remove_const(this, (old_group_list= group_list), conds,
rollup.state == ROLLUP::STATE_NONE,
&simple_group);
if (old_group_list && !group_list)
select_distinct= 0;
}
if (!group_list && group)
{
order=0; // The output has only one row