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SQL All-in-One For Dummies®, 2nd Edition by Allen G. Taylor

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Chapter 1: Protecting Against Hardware Failure and External Threats

In This Chapter

arrow Dealing with trouble in paradise

arrow Maintaining database integrity

arrow Enhancing performance and reliability with RAID

arrow Averting disaster with backups

arrow Defending against Internet threats

arrow Piling on layers of protection

Database applications are complex pieces of software that interact with databases, which in turn are complex collections of data that run on computer systems, which in their own right are complex assemblages of hardware components. The more complex something is, the more likely it is to have unanticipated failures. That being the case, a database application is an accident waiting to happen. With complexity piled upon complexity, not only is something sure to go wrong, but also, when it does, you’ll have a hard time telling where the problem lies.

Fortunately, you can do some things to protect ...

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