[Kirk Y]

How many posts does your board have?

The following queries are executed on the removal of this modification:

// Drop Post Columns
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "post DROP ischecked");
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "post DROP checkedby");
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "post DROP checkedbyu");
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "post DROP checkedtime");

// Drop Moderator Columns
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "moderator DROP cancheck");
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "moderator DROP cancheck_whole");
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "moderator DROP canuncheck");
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "moderator DROP canuncheck_others");
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "moderator DROP canuncheck_whole");

// Drop Thread Columns
$db->query_write("ALTER TABLE " . TABLE_PREFIX . "thread DROP checkcount");