diff options
Diffstat (limited to 'sql/opt_range.cc')
| -rw-r--r-- | sql/opt_range.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sql/opt_range.cc b/sql/opt_range.cc index bd930ba91f4..d57d89049d3 100644 --- a/sql/opt_range.cc +++ b/sql/opt_range.cc @@ -5011,7 +5011,8 @@ static SEL_TREE *get_func_mm_tree(RANGE_OPT_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; |