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Database, table and query design affect database performance

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1) Discuss how database design, table design, and query design affect database performance. Pick one of these design issues, explain how it impacts performance, and discuss what could have been done to avoid the problem in the first place.

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The expert discusses how database design, table design and query design affects database performances. How it impacts performance is explained.

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Database Performance
Discusses how database design, table design, and query design affect database performance. Pick one of these design issues, explain how it impacts performance, and discuss what could have been done to avoid the problem in the first place.
Database performance depends on many factors.
1. Database Design:
Design database properly, i.e. a normalized database design is usually a good starting point. This depends on the purpose database being used. If this is used for OLTP purpose database has to follow normalized design.
You need follow database design to de-normalize for the purpose of Data ware ...

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