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Merge gshchepa@bk-internal.mysql.com:/users/gshchepa/5.1-opt-31075

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into  gleb.loc:/home/uchum/work/bk/5.1-opt
This commit is contained in:
unknown 2007-09-27 01:38:41 +05:00
commit 4f6658967b
3 changed files with 14 additions and 1 deletions
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5
mysql-test/r/func_in.result
View File

@ -564,4 +564,9 @@ explain select f2 from t2 where f2 in (1,'b');
id select_type table type possible_keys key key_len ref rows Extra id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t2 index t2f2 t2f2 5 NULL 3 Using where; Using index 1 SIMPLE t2 index t2f2 t2f2 5 NULL 3 Using where; Using index
drop table t1, t2; drop table t1, t2;
create table t1 (a time, key(a));
insert into t1 values (),(),(),(),(),(),(),(),(),();
select a from t1 where a not in (a,a,a) group by a;
a
drop table t1;
End of 5.1 tests End of 5.1 tests

8
mysql-test/t/func_in.test
View File

@ -408,5 +408,13 @@ select f2 from t2 where f2 in (1,'b');
explain select f2 from t2 where f2 in (1,'b'); explain select f2 from t2 where f2 in (1,'b');
drop table t1, t2; drop table t1, t2;
#
# Bug #31075: crash in get_func_mm_tree
#
create table t1 (a time, key(a));
insert into t1 values (),(),(),(),(),(),(),(),(),();
select a from t1 where a not in (a,a,a) group by a;
drop table t1;
--echo End of 5.1 tests --echo End of 5.1 tests

2
sql/opt_range.cc
View File

@ -5053,7 +5053,7 @@ static SEL_TREE *get_func_mm_tree(RANGE_OPT_PARAM *param, Item_func *cond_func,
if (inv) if (inv)
{ {
if (func->array->result_type() != ROW_RESULT) if (func->array && func->array->result_type() != ROW_RESULT)
{ {
/* /*
We get here for conditions in form "t.key NOT IN (c1, c2, ...)", We get here for conditions in form "t.key NOT IN (c1, c2, ...)",