मैं from
. डालकर क्वेरी को काम पर लाने में कामयाब रहा प्रारंभिक चयन कथन में sub_query:
$this->db->select("*,
(select image_path from image where image_table = 'model' and image_table_id = model_id
group by image_table_id limit 1) as ModelImg FROM
(SELECT * FROM $view where offer_table = 'derivative' order by offer_order) x");