| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | u0_ | const | PRIMARY | PRIMARY | 4 | const | 1 | Using temporary |
| 1 | SIMPLE | u1_ | ref|filter | IDX_B1744733A76ED395, IDX_B174473368771C43 | IDX_B1744733A76ED395|IDX_B174473368771C43 | 5|5 | const | 2 (3%) | Using where; Using rowid filter |