| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | t0 | const | PRIMARY | PRIMARY | 8 | const | 1 | |
| 1 | SIMPLE | t29 | ref | fk_poll_ad | fk_poll_ad | 9 | const | 1 |
| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | t0 | const | PRIMARY | PRIMARY | 8 | const | 1 | |
| 1 | SIMPLE | t29 | ref | fk_poll_ad | fk_poll_ad | 9 | const | 1 |