mysql> describe growthexperiments_link_submissions;
+--------------------+------------------+------+-----+---------+-------+
| Field | Type | Null | Key | Default | Extra |
+--------------------+------------------+------+-----+---------+-------+
| gels_revision | int(10) unsigned | NO | PRI | NULL | |
| gels_anchor_offset | int(10) unsigned | NO | PRI | NULL | |
| gels_target | int(10) unsigned | NO | PRI | NULL | |
| gels_page | int(10) unsigned | NO | MUL | NULL | |
| gels_edit_revision | int(10) unsigned | YES | | NULL | |
| gels_user | int(10) unsigned | NO | | NULL | |
| gels_anchor_length | int(10) unsigned | NO | | NULL | |
| gels_feedback | varbinary(1) | NO | | NULL | |
+--------------------+------------------+------+-----+---------+-------+
