id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
---|---|---|---|---|---|---|---|---|---|
1 | SIMPLE | object_collection_FilterMultiRelation_EF_FD | ref|filter | PRIMARY, fieldname, IDX_5C39D125DB01246B | fieldname|IDX_5C39D125DB01246B | 766|4 | const, const | 1 (25%) | Using index condition; Using where; Using rowid filter |