| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | d0_ | ref | dtb_page_url_idx | dtb_page_url_idx | 767 | const | 1 | 10.00 | Using where | |
| 1 | SIMPLE | d1_ | ref | PRIMARY, IDX_F2799941C4663E4 | PRIMARY | 4 | dalian_ec1.d0_.id | 1 | 100.00 | Using where | |
| 1 | SIMPLE | d2_ | eq_ref | PRIMARY | PRIMARY | 4 | dalian_ec1.d1_.layout_id | 1 | 100.00 | Using where |