diff options
Diffstat (limited to 'sql/sql_select.cc')
| -rw-r--r-- | sql/sql_select.cc | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sql/sql_select.cc b/sql/sql_select.cc index 1b1a35d2584..f38ef19614e 100644 --- a/sql/sql_select.cc +++ b/sql/sql_select.cc @@ -2474,11 +2474,11 @@ add_key_field(KEY_FIELD **key_fields,uint and_level, Item_func *cond, and use them in equality propagation process (see details in OptimizerKBAndTodo) */ - if ((cond->functype() == Item_func::BETWEEN) && - value[0]->eq(value[1], field->binary())) - eq_func= TRUE; - else + if ((cond->functype() != Item_func::BETWEEN) || + ((Item_func_between*) cond)->negated || + !value[0]->eq(value[1], field->binary())) return; + eq_func= TRUE; } if (field->result_type() == STRING_RESULT) |