fix duplicate review and comments

[alphatownsman]

No description provided.

[alphatownsman]

SELECT count(1) from (SELECT (t1.title = t2.title and t2.body = t1.body) as x FROM journal_review t1, journal_review t2
WHERE t1.owner_id = t2.owner_id
AND t1.item_id = t2.item_id
AND t1.piece_ptr_id < t2.piece_ptr_id ) AS Y where x = false;

 count
-------
   345

SELECT count(1) from (SELECT (t1.text = t2.text) as x FROM journal_comment t1, journal_comment t2
WHERE t1.owner_id = t2.owner_id
AND t1.item_id = t2.item_id
AND t1.piece_ptr_id < t2.piece_ptr_id ) AS Y where x = false;

 count
-------
   332