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sql_select.cc, item_buff.cc, item.h:

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Fixed bug #11088: a crash for queries with GROUP BY a BLOB column
  + COUNT(DISTINCT...) due to an attempt to allocate a too large
  buffer for the BLOB field.
  Now the size of the buffer is limited by max_sort_length.
group_by.test, group_by.result:
  Added a test case for bug #11088.
This commit is contained in:
igor@rurik.mysql.com
2005-06-07 03:05:57 -07:00
parent abb2d7aa34
commit 90dd86907e
5 changed files with 38 additions and 5 deletions
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2
sql/sql_select.cc
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@ -8656,7 +8656,7 @@ alloc_group_fields(JOIN *join,ORDER *group)
{
for (; group ; group=group->next)
{
Item_buff *tmp=new_Item_buff(*group->item);
Item_buff *tmp=new_Item_buff(join->thd, *group->item);
if (!tmp || join->group_fields.push_front(tmp))
return TRUE;
}