| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra |
| 1 | SIMPLE | modoer_dbcache | range | PRIMARY | PRIMARY | 600 | 4 | 100.00 | Using where |
| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra |
| 1 | SIMPLE | no matching row in const table |
| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra |
| 1 | SIMPLE | modoer_subject | const | PRIMARY | PRIMARY | 3 | const | 1 | 100.00 |
| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra |
| 1 | SIMPLE | modoer_subject_shops | const | PRIMARY | PRIMARY | 3 | const | 1 | 100.00 |
| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra |
| 1 | SIMPLE | modoer_guestbook | ref | id | id | 3 | const | 1 | 25.00 | Using where |
| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra |
| 1 | SIMPLE | modoer_subjectgrade | ALL | 1 | 100.00 |
| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra |
| 1 | SIMPLE | modoer_subjectsetting | ref | sid | sid | 3 | const | 1 | 100.00 |
