DB 2 - Introduction to Database Documentation Flashcards
1
Q
Why is database documentation needed?
A
Database documentation is needed to provide users of the database a guide to access and navigate through complex and large database system in an effective manner
2
Q
What is the purpose of the database documentation?
A
Database are vague, complex and large
Vague - of uncertain, indefinite
3
Q
What are the 5 components of database documentation?
A
- Data dictionary
- Metadata and change history
- Detailed database structure description
- Entity Relationship Diagram (ERD)
- Database code in documented form