| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | commercials_trainings | ref | PRIMARY, IDX_BD1D4C35161BA2FF, IDX_BD1D4C35A76ED395 | PRIMARY | 4 | const | 1 | Using index |
| 1 | SIMPLE | t0 | eq_ref | PRIMARY | PRIMARY | 4 | afpma-webapp.commercials_trainings.user_id | 1 |