| id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
|---|---|---|---|---|---|---|---|---|---|
| 1 | SIMPLE | m1_ | const | PRIMARY | PRIMARY | 4 | const | 1 | Using index; Using temporary; Using filesort |
| 1 | SIMPLE | p3_ | ref | IDX_B84E8C4E4C11B324, IDX_B84E8C4EA8158A2 | IDX_B84E8C4E4C11B324 | 4 | const | 7 | Using where |
| 1 | SIMPLE | c2_ | eq_ref | PRIMARY, IDX_83F1755712469DE2, IDX_83F175574D97912D | PRIMARY | 8 | mua.p3_.category_sub_id, const | 1 | Using index |
| 1 | SIMPLE | p0_ | eq_ref | PRIMARY | PRIMARY | 4 | mua.p3_.category_sub_id | 1 | Using where |