| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | sc | index_merge | idspectacle_2, idcontact, idcontact_festival | idspectacle_2, idcontact, idcontact_festival | 5, 5, 5 | 89 | Using sort_union(idspectacle_2, idcontact, idcontact_festival); Using where | |
| 1 | SIMPLE | s | eq_ref | PRIMARY | PRIMARY | 4 | theatreok_dev.sc.idspectacle | 1 | Using where |
| 1 | SIMPLE | oc | ref | PRIMARY, idcontent | PRIMARY | 4 | theatreok_dev.sc.idspectacle | 2 | Using index |
| 1 | SIMPLE | ct | eq_ref | PRIMARY | PRIMARY | 4 | theatreok_dev.oc.idcontent | 1 | Using where |
| 1 | SIMPLE | cc | eq_ref | PRIMARY, idclassification | PRIMARY | 8 | theatreok_dev.oc.idcontent, const | 1 | Using index |