# OCL and Business Logic

**URL:** https://community.mdriven.net/c/ocl/8.md

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## [About the OCL and Business Logic category](https://community.mdriven.net/t/about-the-ocl-and-business-logic-category/10)

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**Author:** [@system](https://community.mdriven.net/u/system)\
**Replies:** 0\
**Last updated:** [August 31, 2026, 5:20am UTC](https://community.mdriven.net/t/about-the-ocl-and-business-logic-category/10 "2026-08-31T05:20:37Z")

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Constraints, derived attributes, queries and the Object Constraint Language.