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Backport 5.5=>5.1 Patch for Bug#13805127:

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Stored program cache produces wrong result in same THD.
This commit is contained in:
Tor Didriksen
2012-04-18 13:14:05 +02:00
parent a9a7e6ea24
commit d612986b36
8 changed files with 487 additions and 2 deletions
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8
sql/sql_prepare.cc
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@ -2361,6 +2361,14 @@ void reinit_stmt_before_use(THD *thd, LEX *lex)
DBUG_ASSERT(sl->join == 0);
ORDER *order;
/* Fix GROUP list */
if (sl->group_list_ptrs && sl->group_list_ptrs->size() > 0)
{
for (uint ix= 0; ix < sl->group_list_ptrs->size() - 1; ++ix)
{
order= sl->group_list_ptrs->at(ix);
order->next= sl->group_list_ptrs->at(ix+1);
}
}
for (order= sl->group_list.first; order; order= order->next)
order->item= &order->item_ptr;
/* Fix ORDER list */