Database Validation Part 1
- Created by: mollboll09
- Created on: 03-07-14 14:01
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- Database Validation
- Validation
- Way of trying to reduce the number of errors in the data being entered into the system
- Performed by the computer
- Validation aims to make sure that data is sensible, reasonable, complete and within acceptable boundaries
- Validation can help reduce the number of errors but it can not stop them
- Range Check
- Range check allows you to set up suitable boundaies
- Upper Limit
- The maximum price of an item in a shop is £100
- =0
- The maximum price of an item in a shop is £100
- A Range
- To achieve a B Grade you must score between 75% and 84%
- Untitled
- To achieve a B Grade you must score between 75% and 84%
- Validation
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