DB 2 - Introduction to Database Documentation Flashcards

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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

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2
Q

What is the purpose of the database documentation?

A

Database are vague, complex and large
Vague - of uncertain, indefinite

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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
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