| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | trainings_domain | ref | PRIMARY, IDX_2D7D1E9F161BA2FF, IDX_2D7D1E9F115F0EE5 | PRIMARY | 4 | const | 2 | Using index |
| 1 | SIMPLE | t0 | eq_ref | PRIMARY | PRIMARY | 4 | afpma-webapp.trainings_domain.domain_id | 1 |