Based on the picture, create the ERD for this database. Then explain if the tables exhibit referential or entity integrity? Finally, Identify the TRUCK table’s candidate keys
Based on the picture, create the ERD for this database. Then explain if the tables exhibit referential or entity integrity? Finally, Identify the TRUCK table’s candidate keys
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Based on the picture, create the ERD for this
Transcribed Image Text:Table name: TRUCK
Primary key: TRUCK_NUM
Foreign keys: BASE_CODE, TYPE_CODE
TRUCK NUM BASE CODE TYPE_CODE TRUCK_MILESTRUCK_BUY DATE TRUCK_SERIAL_NUM
Database name: Ch03_TransCo
1001
501
32123.5
23-Sep-07 AA-322-12212-W11
1002
1003
1004
1005
1006
1007
1008
1009
502
76984.3
05-Feb-06 AC-342-22134-023
501
2
12346.6
11-Nov-06 AC-445-78656-Z99
1
2894.3
06-Jan-07 WO-112-23144-T34
503
2
45673.1
01-Mar-06 FR-998-32245-W12
501
2
193245.7
15-Jul-03 AD-456-00845-R45
502
3
32012.3
17-Oct-04 AA-341-96573-Z84
502
3
44213.6
07-Aug-05 DR-S59-22189-D33
503
10932.9
12-Feb-08 DE-887-98456-E94
Table name: BASE
Primary key: BASE_CODE
Foreign key: none
BASE CODE
BASE_STATE BASE_AREA_CODE BASE PHONE
BASE MANAGER
BASE_CITY
501 Murfreesboro
TN
615
123-4567
502 Lexington
503 Cape Girardeau
Andrea D. Gallager
George H. Delarosa
Maria J. Talindo
KY
568
234-5678
MO
456
345-6789
504 Dalton
GA
901
456-7890
Peter F. McAvee
Table name: TYPE
Primary key: TYPE_CODE
Foreign key: none
TYPE_DESCRIPTION
1 Single box, double-axde
2 Single box, single-ade
3 Tanden trailer, single-axde
TYPE_CODE
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