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Merge bk-internal:/home/bk/mysql-5.1-opt

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into  dl145s.mysql.com:/data/bk/team_tree_merge/MERGE/mysql-5.1-opt
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gkodinov@dl145s.mysql.com
2006-09-28 14:52:09 +02:00
parent 3abb604333 16f59a5e56
commit 7a84e12442
7 changed files with 402 additions and 167 deletions
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10
sql/opt_range.cc
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@ -4913,9 +4913,17 @@ static SEL_TREE *get_func_mm_tree(RANGE_OPT_PARAM *param, Item_func *cond_func,
{
Item_func_in *func=(Item_func_in*) cond_func;
/*
Array for IN() is constructed when all values have the same result
type. Tree won't be built for values with different result types,
so we check it here to avoid unnecessary work.
*/
if (!func->array)
break;
if (inv)
{
if (func->array && func->cmp_type != ROW_RESULT)
if (func->array->result_type() != ROW_RESULT)
{
/*
We get here for conditions in form "t.key NOT IN (c1, c2, ...)",