A sql-6-8.sql file has been opened for you.

Write each of the following tasks as a SQL statement in a new line (remember that you can source the file to compare the output reference):

Use the e_store database

Display the average star rating of the product_id = 4 using the AVG() SQL function. If executed, the result should look like this:

+----+------------+ | id | AVG(stars) | +----+------------+ | 4 | 3.5000 | +----+------------+ 1 row in set (0.00 sec)