Database Systems: Design, Implementation, & Management
13th Edition
ISBN: 9781337627900
Author: Carlos Coronel, Steven Morris
Publisher: Cengage Learning
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Expert Solution & Answer
Chapter 9, Problem 11RQ
Explanation of Solution
List of activities involved in the verification of an ER (Entity Relationship) model:
The below are the list of activities involved in the verification of the ER( entity relationship) model:
Step1: Central Entity of the ER model is identified.
Step 2: Every module and its components are identified.
Step 3: Transaction requirements of the each module are identified.
- The internal requirements may be update, insertion, deletion, queries and reports.
- The external requirements.
Step 4: The processes are verified against the modules processing and reporting requirements.
Step 5: The necessary and suggested changes that are done in the previous steps are made.
Step 6: The steps 2 to 5 are repeated for all the modules present.
ER verification process:
- The verification process takes place after the merging process has been completed...
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Chapter 9 Solutions
Database Systems: Design, Implementation, & Management
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