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Sams Teach Yourself SQL in 21 Days, Fourth Edition
book

Sams Teach Yourself SQL in 21 Days, Fourth Edition

by Ryan K. Stephens, Ronald R. Plew
October 2002
Beginner
864 pages
18h 41m
English
Sams
Content preview from Sams Teach Yourself SQL in 21 Days, Fourth Edition

Q&A

Q1:You make it sound as if every error has a remedy, so why worry?
A1: Yes, most errors/mistakes are easy to remedy; but suppose you drop a table in a production environment. You might need hours or days to do a database recovery. The database will be down during this time, and your company will be paying overtime to several people to complete the fix. The boss will not be happy.
Q2:Any advice on how to avoid errors/mistakes?
A2: Being human, you will never avoid all errors/mistakes; however, you can avoid many of them through training, concentration, self-confidence, good attitude, and a stress-free work environment.
Q3:I noticed in many of the error examples that the actual error was different than what the error message returned as the error. ...
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Publisher Resources

ISBN: 0672324512Purchase book