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Beginning SQL Queries: From Novice to Professional, Second Edition
book

Beginning SQL Queries: From Novice to Professional, Second Edition

by Clare Churcher
July 2016
Beginner
256 pages
6h 44m
English
Apress
Content preview from Beginning SQL Queries: From Novice to Professional, Second Edition

© Clare Churcher 2016

Clare Churcher, Beginning SQL Queries, 10.1007/978-1-4842-1955-3_10

10. Efficiency Considerations

Clare Churcher1 

(1)Studio B Productions, Great Neck, New York, USA

You may not need to read this chapter! Database management systems (DBMS) are very efficient, and if you have a modest amount of data, most of your queries will probably be carried out in the blink of an eye. Complicating your life in an attempt to make your queries a little faster does not make a great deal of sense. However, if you have (or might have) vast amounts of data and speed is absolutely critical, you will need more skill and experience than you are likely to get from reading one chapter in a beginners’ book. Having said that, you are likely to have people ...

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