Create the company database using the provided scripts. Write the queries to modify the Company database to do the following. Note that you are expected to answer this question in sequential order (a,b,c,d). All queries in this question must work regardless of the case (uppercase or lowercase) of the data. a. Use RESTRICT for all referential integrity. Except for the following cases: - When an employee is deleted: - set FK in Employee and Department to null - delete referenced rows in Works_On and Dependent - When an employee's SSN is updated: then propagate that change to all related FKs. Note that you must first drop all existing constraints that conflict with the new conditions. Include all the required queries in your