| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | contacts | const | PRIMARY | PRIMARY | 4 | const | 1 | Using index |
| 1 | SIMPLE | aides | index_merge | idcontact, idaidecontact | idaidecontact, idcontact | 5, 5 | 1 | Using intersect(idaidecontact, idcontact); Using where; Using filesort |