id | select_type | table | type | possible_keys | key | key_len | ref | rows | Extra |
---|---|---|---|---|---|---|---|---|---|
1 | SIMPLE | rea_print_type_support | ref | PRIMARY, IDX_E8BD6E88A2EAEE52, IDX_E8BD6E881E166220 | PRIMARY | 4 | const | 1 | Using index |
1 | SIMPLE | t0 | eq_ref | PRIMARY | PRIMARY | 4 | c1references.rea_print_type_support.type_support_id | 1 |