1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '''' order by pd.products_name' at line 1
SELECT pd.products_id, pd.products_name, left (pd.products_name ,1) as letter from products_description as pd left join products as p on p.products_id =pd.products_id where p.products_status =1 and pd.language_id=4 having letter=''' order by pd.products_name