| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | u1_ | const | PRIMARY | PRIMARY | 4 | const | 1 | Using index |
| 1 | SIMPLE | u0_ | ALL | PRIMARY | 1 | Using where | |||
| 1 | SIMPLE | u2_ | ref|filter | PRIMARY, IDX_B1744733A76ED395, IDX_B174473368771C43 | IDX_B1744733A76ED395|IDX_B174473368771C43 | 5|5 | const | 2 (3%) | Using where; Using rowid filter |
| 1 | SIMPLE | u3_ | eq_ref | PRIMARY, IDX_5F33E9F78B414560, IDX_5F33E9F7A77C7023 | PRIMARY | 8 | Stellar_UVDesk_internal.u2_.id, Stellar_UVDesk_internal.u0_.id | 1 | Using index |