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Fixed bug in UNION when doing UNION with the same tables

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monty@hundin.mysql.fi
2001-09-17 22:44:51 +03:00
parent fe1753de58
commit bfc7394ec3
8 changed files with 23 additions and 8 deletions
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2
sql/sql_union.cc
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@@ -37,7 +37,7 @@ int mysql_union(THD *thd, LEX *lex,select_result *result)
int res;
DBUG_ENTER("mysql_union");
/* Fix tables--to-be-unioned-from list to point at opened tables */
/* Fix tables 'to-be-unioned-from' list to point at opened tables */
for (sl=&lex->select_lex; sl; sl=sl->next)
{
for (TABLE_LIST *cursor= (TABLE_LIST *)sl->table_list.first;