| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | c | const | PRIMARY, classification | classification | 767 | const | 1 | Using index |
| 1 | SIMPLE | p | ref | PRIMARY, idperson | idperson | 5 | const | 1 | Using where |
| 1 | SIMPLE | pc | eq_ref | PRIMARY, idclassification | PRIMARY | 8 | theatreok_dev.p.idplaylist, const | 1 | Using index |