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Fix for bug #24261 "crash when WHERE contains NOT IN ('<negative value>') for unsigned column type"

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When calculating a SEL_TREE for the "c_{i-1} < X < c_i" interval, check if the tree returned for the "-inf < X < c_0" interval is NULL
This commit is contained in:
kaa@polly.local 2006-11-27 19:12:10 +03:00
parent 8471897fbc
commit 32d1ad79b0
3 changed files with 13 additions and 1 deletions
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4
mysql-test/r/func_in.result
View File

@ -342,4 +342,8 @@ select some_id from t1 where some_id not in(-4,-1,3423534,2342342);
some_id
1
2
select some_id from t1 where some_id not in('-1', '0');
some_id
1
2
drop table t1;

7
mysql-test/t/func_in.test
View File

@ -231,4 +231,11 @@ insert into t1 values (1),(2);
select some_id from t1 where some_id not in(2,-1);
select some_id from t1 where some_id not in(-4,-1,-4);
select some_id from t1 where some_id not in(-4,-1,3423534,2342342);
#
# BUG#24261: crash when WHERE contains NOT IN ('<negative value>') for unsigned column type
#
select some_id from t1 where some_id not in('-1', '0');
drop table t1;

3
sql/opt_range.cc
View File

@ -3703,7 +3703,8 @@ static SEL_TREE *get_func_mm_tree(PARAM *param, Item_func *cond_func,
for (uint idx= 0; idx < param->keys; idx++)
{
SEL_ARG *new_interval, *last_val;
if (((new_interval= tree2->keys[idx])) &&
if (((new_interval= tree2->keys[idx])) &&
(tree->keys[idx]) &&
((last_val= tree->keys[idx]->last())))
{
new_interval->min_value= last_val->max_value;