Data Analysis

      Discuss the following in the Discussion Board: Think of a purpose for creating a database and describe the database. Explain why you would want to use a database for this purpose. What example could you offer that would demonstrate using a subquery? What example could you offer that would demonstrate using a join? In your view, would you prefer using subqueries, or joins, and why? What are some performance considerations when determining whether to use subqueries or joins?