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reporting empty result added in case of max/min optimisation of ALL/ANY/SOME subqueries

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fixed null processing in NOT operation used in ALL subquery (Bug #6247)
This commit is contained in:
bell@sanja.is.com.ua
2004-11-18 18:10:07 +02:00
parent 078597564d
commit f5e253dc2f
11 changed files with 230 additions and 26 deletions
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4
sql/sql_parse.cc
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@@ -5114,9 +5114,9 @@ Item * all_any_subquery_creator(Item *left_expr,
Item_allany_subselect *it=
new Item_allany_subselect(left_expr, (*cmp)(all), select_lex, all);
if (all)
return it->upper_not= new Item_func_not_all(it); /* ALL */
return it->upper_item= new Item_func_not_all(it); /* ALL */
return it; /* ANY/SOME */
return it->upper_item= new Item_func_nop_all(it); /* ANY/SOME */
}