query: SELECT DISTINCT product_name FROM product ORDER BY product_name
question: Listing a name them all a distinct a product name them alphabetical a order?
query_toks: SELECT DISTINCT product_name FROM product ORDER BY product_name
query_toks_no_value: select distinct product_name from product order by product_name
question_toks: Listing a name them all a distinct a product name them alphabetical a order?