16
Finding Buffer Truncation Points
When building your data model, you may need to use systems that have already been implemented but for which there is limited documentation. Here is a systematic process for testing string buffer lengths to allow you to limit buffer sizes and avoid truncation problems.
Figure T-16 Source test data
1. Create a source-data buffer longer than you suspect the target field is capable of storing.
2. Create another buffer to retrieve the result into.
3. Fill your source-data buffer with a pattern of data that is ...
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