Leave your response as a comment on this post by the beginning of class on September 18, 2015. Remember, it only needs to be three or four sentences. For these weekly questions, I’m mainly interested in your opinions, not so much particular “facts” from the class!If you sign in using your AccessNet ID and password you won’t have to fill in the name, email and captcha fields when you leave your comment. Answer one of the two questions below (not both):
Describe a situation where you could use a join to retrieve information from a set of tables. For example, if you have orders in one table and customers in another table, you’d need to join those tables to figure out which orders were placed by the customers who lived in Pennsylvania.
Name one difference (there are more than one) between an ERD and a schema.