CHAPTER 7
Validating Data
An age-old problem with computer systems is this: garbage in, garbage out. When users enter incomplete or inaccurate data into a computer system, the result of any processing will be of equally poor quality. Luckily, LightSwitch provides a host of features to help keep your data clean. In this chapter, I’ll show you how to do the following:
- create data-valuation rules by using the table designer
- define more sophisticated rules by writing code that runs on the server
- define screen-specific rules by writing code that runs only on the client
In this chapter, I’ll show you how to create conditional rules; for example, if ...
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