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?

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