Extension:DiscussionTools/discussiontools item pages table

mysql> describe discussiontools_item_pages;
+------------------------+---------------------+------+-----+---------+----------------+
| Field                  | Type                | Null | Key | Default | Extra          |
+------------------------+---------------------+------+-----+---------+----------------+
| itp_id                 | int(10) unsigned    | NO   | PRI | NULL    | auto_increment |
| itp_items_id           | int(10) unsigned    | NO   | MUL | NULL    |                |
| itp_page_id            | bigint(20) unsigned | NO   |     | NULL    |                |
| itp_oldest_revision_id | bigint(20) unsigned | NO   |     | NULL    |                |
| itp_newest_revision_id | bigint(20) unsigned | NO   |     | NULL    |                |
+------------------------+---------------------+------+-----+---------+----------------+