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(a) Referring to the table structure shown below, give examples of a deletion anomaly, an insertion anomaly and an update anomaly. (b) The table below shows sample data taken from a veterinary shop. Using the table structure shown below, draw its dependency diagram and identify all dependencies (including all partial, transitive and fully functional dependencies). State any assumption you make about the data. PET TYPE PET OWNER OWNER |CODE TYPE CODE NAME DOG 100 PROC. PROCEDURE CODE NAME RABIES VACCINATION EXAMINE TREAT WOUND WORM VACCINATION TETANUS VACCINATION WORM VACCINATION RABIES VACCINATION RABIES VACCINATION ANNUAL UP VISIT VISIT ID PET PET ID NAME QTY USED COST DATE JAN 100 13/2018 Raj Thakoor 10 100 ROVER 10 2ml Rs200.00 MAR 105 27/2018 and 100 ROVER 10 DOG 100 Raj Thakoor 11 Rs300.00 MAR 105 27/2018 100 ROVER 10 DOG 100 Raj Thakoor 20 1ml Rs150.00 JAN 102 21/2018 Terry Kim 25 298 SPOT 10 DOG 112 3ml Rs300.00 MAR 104 10/2018 298 SPOT 10 DOG 112 Terry Kim 20 2ml Rs300.00 JAN 103 23/2018 341 MORRIS 20 CAT 100 Raj Thakoor 10 2ml Rs200.00 JAN 101 13/2018 341 MORRIS 20 CAT 100 Raj Thakoor 10 Rs200.00 2ml CHЕCK APR 106 519 TWEEDY 30 BIRD 125 Terry Kim 5 30/2018 Rs350.00 APR 106 30/2018 TWEEDY 30 519 BIRD 125 Terry Kim 12 EYE WASH Rs250.00 Note: PROC. CODE stands for PROCEDURE CODE. (c) Derive the third normal form of the data, showing all the intermediate steps (i.e., 1NF, 2NF and 3NE tables)

(a) Referring to the table structure shown below, give examples of a deletion anomaly, an insertion anomaly and an update anomaly. (b) The table below shows sample data taken from a veterinary shop. Using the table structure shown below, draw its dependency diagram and identify all dependencies (including all partial, transitive and fully functional dependencies). State any assumption you make about the data. PET TYPE PET OWNER OWNER |CODE TYPE CODE NAME DOG 100 PROC. PROCEDURE CODE NAME RABIES VACCINATION EXAMINE TREAT WOUND WORM VACCINATION TETANUS VACCINATION WORM VACCINATION RABIES VACCINATION RABIES VACCINATION ANNUAL UP VISIT VISIT ID PET PET ID NAME QTY USED COST DATE JAN 100 13/2018 Raj Thakoor 10 100 ROVER 10 2ml Rs200.00 MAR 105 27/2018 and 100 ROVER 10 DOG 100 Raj Thakoor 11 Rs300.00 MAR 105 27/2018 100 ROVER 10 DOG 100 Raj Thakoor 20 1ml Rs150.00 JAN 102 21/2018 Terry Kim 25 298 SPOT 10 DOG 112 3ml Rs300.00 MAR 104 10/2018 298 SPOT 10 DOG 112 Terry Kim 20 2ml Rs300.00 JAN 103 23/2018 341 MORRIS 20 CAT 100 Raj Thakoor 10 2ml Rs200.00 JAN 101 13/2018 341 MORRIS 20 CAT 100 Raj Thakoor 10 Rs200.00 2ml CHЕCK APR 106 519 TWEEDY 30 BIRD 125 Terry Kim 5 30/2018 Rs350.00 APR 106 30/2018 TWEEDY 30 519 BIRD 125 Terry Kim 12 EYE WASH Rs250.00 Note: PROC. CODE stands for PROCEDURE CODE. (c) Derive the third normal form of the data, showing all the intermediate steps (i.e., 1NF, 2NF and 3NE tables)

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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(a) Referring to the table structure shown below, give examples of a deletion anomaly, an insertion anomaly and an update anomaly. (b) The table below shows sample data taken from a veterinary shop. Using the table structure shown below, draw its dependency diagram and identify all dependencies (including all partial, transitive and fully functional dependencies). State any assumption you make about the data. PET TYPE PET OWNER OWNER |CODE TYPE CODE NAME DOG 100 PROC. PROCEDURE CODE NAME RABIES VACCINATION EXAMINE TREAT WOUND WORM VACCINATION TETANUS VACCINATION WORM VACCINATION RABIES VACCINATION RABIES VACCINATION ANNUAL UP VISIT VISIT ID PET PET ID NAME QTY USED COST DATE JAN 100 13/2018 Raj Thakoor 10 100 ROVER 10 2ml Rs200.00 MAR 105 27/2018 and 100 ROVER 10 DOG 100 Raj Thakoor 11 Rs300.00 MAR 105 27/2018 100 ROVER 10 DOG 100 Raj Thakoor 20 1ml Rs150.00 JAN 102 21/2018 Terry Kim 25 298 SPOT 10 DOG 112 3ml Rs300.00 MAR 104 10/2018 298 SPOT 10 DOG 112 Terry Kim 20 2ml Rs300.00 JAN 103 23/2018 341 MORRIS 20 CAT 100 Raj Thakoor 10 2ml Rs200.00 JAN 101 13/2018 341 MORRIS 20 CAT 100 Raj Thakoor 10 Rs200.00 2ml CHЕCK APR 106 519 TWEEDY 30 BIRD 125 Terry Kim 5 30/2018 Rs350.00 APR 106 30/2018 TWEEDY 30 519 BIRD 125 Terry Kim 12 EYE WASH Rs250.00 Note: PROC. CODE stands for PROCEDURE CODE. (c) Derive the third normal form of the data, showing all the intermediate steps (i.e., 1NF, 2NF and 3NE tables)
Transcribed Image Text:(a) Referring to the table structure shown below, give examples of a deletion anomaly, an insertion anomaly and an update anomaly. (b) The table below shows sample data taken from a veterinary shop. Using the table structure shown below, draw its dependency diagram and identify all dependencies (including all partial, transitive and fully functional dependencies). State any assumption you make about the data. PET TYPE PET OWNER OWNER |CODE TYPE CODE NAME DOG 100 PROC. PROCEDURE CODE NAME RABIES VACCINATION EXAMINE TREAT WOUND WORM VACCINATION TETANUS VACCINATION WORM VACCINATION RABIES VACCINATION RABIES VACCINATION ANNUAL UP VISIT VISIT ID PET PET ID NAME QTY USED COST DATE JAN 100 13/2018 Raj Thakoor 10 100 ROVER 10 2ml Rs200.00 MAR 105 27/2018 and 100 ROVER 10 DOG 100 Raj Thakoor 11 Rs300.00 MAR 105 27/2018 100 ROVER 10 DOG 100 Raj Thakoor 20 1ml Rs150.00 JAN 102 21/2018 Terry Kim 25 298 SPOT 10 DOG 112 3ml Rs300.00 MAR 104 10/2018 298 SPOT 10 DOG 112 Terry Kim 20 2ml Rs300.00 JAN 103 23/2018 341 MORRIS 20 CAT 100 Raj Thakoor 10 2ml Rs200.00 JAN 101 13/2018 341 MORRIS 20 CAT 100 Raj Thakoor 10 Rs200.00 2ml CHЕCK APR 106 519 TWEEDY 30 BIRD 125 Terry Kim 5 30/2018 Rs350.00 APR 106 30/2018 TWEEDY 30 519 BIRD 125 Terry Kim 12 EYE WASH Rs250.00 Note: PROC. CODE stands for PROCEDURE CODE. (c) Derive the third normal form of the data, showing all the intermediate steps (i.e., 1NF, 2NF and 3NE tables)
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