1.  (Relational
schema)
(Normal form)
 Normalization Dr. Edgar Frank Codd
(E. F. Codd)

(Primary key) (Candidate
key)
(Functional Dependency)

2.  (Data Redundancy)
◦
 (Data
Inconsistency)
◦

3. OID ODate CID CName ISBN BName Qty
B-0000001 15/1/2555 C0001 ISBN-00001
B-0000001 15/1/2555 C0001 ISBN-00002
B-0000002 15/1/2555 C0003 ISBN-00001
B-0000003 21/1/2555 C0001 ISBN-00002
B-0000003 21/1/2555 C0001 ISBN-00003
B-0000005 2/2/2555 C0007 ISBN-00001
B-0000005 2/2/2555 C0007 ISBN-00002

4.  Table Anomaly
 Insert Anomaly
 Update Anomaly
 Delete Anomaly

5. ISBN-
OID ODate CID CName ISBN 00009 BName Qty
B-0000001 15/1/2555 C0001 ISBN-00001
B-0000001 15/1/2555 C0001 ISBN-00002
B-0000002 15/1/2555 C0003 ISBN-00001
B-0000003 21/1/2555 C0001 ISBN-00002
B-0000003 21/1/2555 C0001 ISBN-00003
B-0000005 2/2/2555 C0007 ISBN-00001
B-0000005 2/2/2555 C0007 ISBN-00002
B-0000005 2/2/2555 C0007 ISBN-00004

6. OID ODate CID CName ISBN BName Qty
B-0000001 15/1/2555 C0001 ISBN-00001
B-0000001 15/1/2555 C0001 ISBN-00002
B-0000002 15/1/2555 C0003 ISBN-00001
B-0000003 21/1/2555 C0001 ISBN-00002
B-0000003 21/1/2555 C0001 ISBN-00003
B-0000005 2/2/2555 C0007 ISBN-00001
B-0000005 2/2/2555 C0007 ISBN-00002
B-0000005 2/2/2555 C0007 ISBN-00004

7. OID ODate CID CName ISBN BName Qty
B-0000001 15/1/2555 C0001 ISBN-00001
B-0000001 15/1/2555 C0001 ISBN-00002
B-0000002 15/1/2555 C0003 ISBN-00001
B-0000003 21/1/2555 C0001 ISBN-00002
B-0000003 21/1/2555 C0001 ISBN-00003
B-0000005 2/2/2555 C0007 ISBN-00001
B-0000005 2/2/2555 C0007 ISBN-00002
B-0000005 2/2/2555 C0007 ISBN-00004

8. OID ODate CID CName ISBN BName Qty
B-0000001 15/1/2555 C0001 ISBN-00001
B-0000001 15/1/2555 C0001 ISBN-00002
B-0000002 15/1/2555 C0003 ISBN-00001
B-0000003 21/1/2555 C0001 ISBN-00002
B-0000003 21/1/2555 C0001 ISBN-00003
B-0000005 2/2/2555 C0007 ISBN-00001
B-0000005 2/2/2555 C0007 ISBN-00002
B-0000005 2/2/2555 C0007 ISBN-00004

9. OID ISBN CID ODate CName BName Qty
OID ISBN CID ODate CName Qty
ISBN BName

10. OID ISBN ODate CID CName Qty
B-0000001 ISBN-00001 15/1/2555 C0001
B-0000001 ISBN-00002 15/1/2555 C0001
B-0000002 ISBN-00001 15/1/2555 C0003
B-0000003 ISBN-00002 21/1/2555 C0001
B-0000003 ISBN-00003 21/1/2555 C0001
B-0000005 ISBN-00001 2/2/2555 C0007
B-0000005 ISBN-00002 2/2/2555 C0007
B-0000005 ISBN-00004 2/2/2555 C0007
B-0000005 ISBN-00007 2/2/2555 C0007
B-0000005 ISBN-00008 2/2/2555 C0007

11. ISBN BName
ISBN-00001
ISBN-00002
ISBN-00003
ISBN-00004
ISBN-00007
ISBN-00008

12. OID ISBN ODate CID CName Qty
B-0000001 ISBN-00001 15/1/2555 C0001
B-0000001 ISBN-00002 15/1/2555 C0001
B-0000002 ISBN-00001 15/1/2555 C0003
B-0000003 ISBN-00002 21/1/2555 C0001
B-0000003 ISBN-00003 21/1/2555 C0001
B-0000005 ISBN-00001 2/2/2555 C0007
B-0000005 ISBN-00002 2/2/2555 C0007
B-0000005 ISBN-00004 2/2/2555 C0007
B-0000005 ISBN-00007 2/2/2555 C0007
B-0000005 ISBN-00008 2/2/2555 C0007

13. OID ISBN ODate CID Qty
B-0000001 ISBN-00001 15/1/2555 C0001
B-0000001 ISBN-00002 15/1/2555 C0001
B-0000002 ISBN-00001 15/1/2555 C0003
B-0000003 ISBN-00002 21/1/2555 C0001
B-0000003 ISBN-00003 21/1/2555 C0001
B-0000005 ISBN-00001 2/2/2555 C0007
B-0000005 ISBN-00002 2/2/2555 C0007
B-0000005 ISBN-00004 2/2/2555 C0007
B-0000005 ISBN-00007 2/2/2555 C0007
B-0000005 ISBN-00008 2/2/2555 C0007

14. CID CName
C0001
C0003
C0007