CSC 530 Database and Information Management
Question Description
I’m working on a computer science writing question and need an explanation and answer to help me learn.
Answer the following questions:
What are the objectives of selecting a data type for a field?
- Explain why you sometimes must reserve much more space for a numeric field than any of the initial stored values requires.
Explain why normalize relations may not be the most efficient design.
- Explain why an index is useful only if there is sufficient variety in the values of an attribute.
- What is the difference between a dynamic view and a materialized view?
- List six potential benefits of having in SQL standard that is widely accepted.
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