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Merge bk-internal.mysql.com:/home/bk/mysql-5.1

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into  mockturtle.local:/home/dlenev/src/mysql-5.1-rt-merge
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dlenev@mockturtle.local
2006-10-02 21:41:35 +04:00
parent 9402038287 8a5fef1419
commit 0868629129
76 changed files with 1578 additions and 602 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, ...)",