Question: 1 . How top down and bottom up approaches are different in database design? What approach is better when you are building an electronic health

1 .

How top down and bottom up approaches are different in database design? What approach is better when you are building an electronic health record for a large academic medical center?

2 .

What is a set of privileges that could be assigned as a unit to a user or group to provide database access for users? How do you use this to control access?

3 .

What is the SQL command that is used to create dynamic subset of rows and columns from one or more tables? What advantage can be gained by using this command?

4 .

A patient with multiple chronic conditions is taking several medications. After you have initially grouped them based on therapeutic class, need to filter only for one specific group. What SQL commands can be used to accomplish this from the medication table?

5 .

What is the SQL command that permanently saves data changes to a database and the command that restores the database back to previously saved version?

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