query: SELECT product_type_code FROM products GROUP BY product_type_code HAVING avg(product_price)  >  (SELECT avg(product_price) FROM products)
question: Find product type whose average price is higher the average price all product.
query_toks: SELECT product_type_code FROM products GROUP BY product_type_code HAVING avg ( product_price ) > ( SELECT avg ( product_price ) FROM products )
query_toks_no_value: select product_type_code from products group by product_type_code having avg ( product_price ) > ( select avg ( product_price ) from products )
question_toks: Find product type whose average price is higher the average price all product.