mysql> SHOW INDEXES FROM zeroseventwo_forummessages;
+----------------------------+------------+-----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+
| Table                      | Non_unique | Key_name  | Seq_in_index | Column_name | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment |
+----------------------------+------------+-----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+
| zeroseventwo_forummessages |          0 | PRIMARY   |            1 | messageid   | A         |         318 |     NULL | NULL   |      | BTREE      |         |
| zeroseventwo_forummessages |          1 | fromuid   |            1 | fromuid     | A         |          39 |     NULL | NULL   | YES  | BTREE      |         |
| zeroseventwo_forummessages |          1 | thread    |            1 | thread      | A         |           2 |     NULL | NULL   | YES  | BTREE      |         |
| zeroseventwo_forummessages |          1 | touid     |            1 | touid       | A         |          79 |     NULL | NULL   | YES  | BTREE      |         |
| zeroseventwo_forummessages |          1 | senttime  |            1 | senttime    | A         |         318 |     NULL | NULL   | YES  | BTREE      |         |
| zeroseventwo_forummessages |          1 | messageid |            1 | messageid   | A         |         318 |     NULL | NULL   |      | BTREE      |         |
| zeroseventwo_forummessages |          1 | messageid |            2 | touid       | A         |         318 |     NULL | NULL   | YES  | BTREE      |         |
+----------------------------+------------+-----------+--------------+-------------+-----------+-------------+----------+--------+------+------------+---------+
7 rows in set (0.00 sec)