Extension:CentralAuth/renameuser status table

mysql> describe renameuser_status;
+------------+--------------------------------------+------+-----+---------+-------+
| Field      | Type                                 | Null | Key | Default | Extra |
+------------+--------------------------------------+------+-----+---------+-------+
| ru_oldname | varbinary(255)                       | NO   | PRI | NULL    |       |
| ru_newname | varbinary(255)                       | NO   |     | NULL    |       |
| ru_wiki    | varbinary(255)                       | NO   | PRI | NULL    |       |
| ru_status  | enum('queued','inprogress','failed') | YES  |     | NULL    |       |
+------------+--------------------------------------+------+-----+---------+-------+