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Watch a 12-minute how-to video, part three of a four-part series exploring Decision Model and Notation (DMN), focusing on Decision Requirements Diagrams (DRD), literal expressions, and Business Knowledge Models. Learn to enhance DMN tables for better understanding, maintenance, and reusability through practical demonstrations by a Senior Developer Advocate. Master the implementation of DRDs, discover how to test FEEL expressions using a playground environment, and understand the role of Business Knowledge Models in reducing complexity. Follow along with step-by-step instructions for deploying and running DRDs, updating DMN tables with literal expressions, and monitoring instances in Camunda Operate. Built using Camunda 8.6.0-alpha4, this comprehensive guide provides hands-on experience with industry-standard tools for specifying business decisions and rules, complete with links to documentation, resources, and community support for continued learning.
Syllabus
- Intro + Recap
- What is a DRD Decision Requirements Diagram and how to build one?
- How to add a literal expression to a DRD
- How to implement a FEEL expression
- What is the FEEL playground and how to use it
- How to update a DMN table with a literal expression
- What does a Business Knowledge Model BKM do?
- How to deploy and run a DRD
- How to check the running instance in Camunda Operate
Taught by
Camunda