SELECT DISTINCT 
		t.topic_id, t.parent_id, t.root_id, t.subject, t.description, t.author, t.email, t.author_host, t.create_dt, t.moderation, t.moderator, t.visit, t.locked
		FROM  t,  r 
		WHERE t.topic_id = r.root_id AND t.moderation='0'
		ORDER BY create_dt DESC, topic_id desc limit 0,20<br>Table '07002600_avra.t' doesn't exist