Question: Data base need it fast Problem 3: Normalization (20 pts) Consider the following table and functional dependencies: An agency called Instant Cover supplies part-time/temporary staff

 Data base need it fast Problem 3: Normalization (20 pts) Consider

Data base need it fast

Problem 3: Normalization (20 pts) Consider the following table and functional dependencies: An agency called Instant Cover supplies part-time/temporary staff to hotels throughout Scotland. The table shown in Figure below lists the time spent by agency staff working at two hotels. The National Insurance Number (NIN) is unique for employee. NIN 113567WD 234111XA ContractNo C1024 C1024 hoursPerWeek 16 24 eName John Smith Diane Hocine hotelNo H25 H25 hotelLocation Edinburgh Edinburgh Glasgow Glasgow C1025 712670YD 113567WD 28 16 Sarah White John Smith H4 H4 C1025 NIN -> eName NIN, ContarctNo -> hoursPerWeek ContarctNo -> hotelNo, hotelLocation hotelNo -> hotelLocation a. The table is susceptible to update anomalies. Provide examples of insertion, deletion, and modification anomalies. 6/8 b. Describe and illustrate the process of normalizing the table to 3NF. State any assumptions you make about the data shown in this table

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!