b) Based on the sample data shown in the PatientDiseaseExam table above, provide each of the following data anomalies with a specific example: (i) Insertion anomaly (ii) Modification anomaly  (iii) Deletion anomaly

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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b) Based on the sample data shown in the PatientDiseaseExam table above, provide each of the following data anomalies with a specific example:
(i) Insertion anomaly
(ii) Modification anomaly 
(iii) Deletion anomaly

PatientID PatientName BloodID BloodType ExamDate
P7010
08/01/2020 D5001
08/01/2020 D3222
|11/11/2020 D5001
11/11/2020 D7788
|15/11/2020 D5001
|12/12/2020 D3222
|12/12/2020 D5001
DiseaselD DiseaseDesc HospitallD HospitalName
Hospital KL
Hospital KL
Hospital PJ
Hospital SB
Hospital SB
Hospital KL
Hospital PJ
Alice
Alice
BO01
A+
COVID-19
H223
P7010
P7010
P8888
B001
B001
A+
Diabetes
H223
Alice
Thomas
Penny
Penny
Julie
A+
COVID-19
H881
B008
0-
SARS
Н666
P3000
B009
B009
BO08
AB+
COVID-19
Н666
P3000
AB+
Diabetes
Н223
P4455
O-
COVID-19
Н881
Table 1: Details of PatientDiseaseExam Table
Transcribed Image Text:PatientID PatientName BloodID BloodType ExamDate P7010 08/01/2020 D5001 08/01/2020 D3222 |11/11/2020 D5001 11/11/2020 D7788 |15/11/2020 D5001 |12/12/2020 D3222 |12/12/2020 D5001 DiseaselD DiseaseDesc HospitallD HospitalName Hospital KL Hospital KL Hospital PJ Hospital SB Hospital SB Hospital KL Hospital PJ Alice Alice BO01 A+ COVID-19 H223 P7010 P7010 P8888 B001 B001 A+ Diabetes H223 Alice Thomas Penny Penny Julie A+ COVID-19 H881 B008 0- SARS Н666 P3000 B009 B009 BO08 AB+ COVID-19 Н666 P3000 AB+ Diabetes Н223 P4455 O- COVID-19 Н881 Table 1: Details of PatientDiseaseExam Table
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