Extensible DMN
DMN is a modeling language and notation for the precise specification of business decisions and business rules using well-defined tabular formats. This popular standard even…
Topic
DMN
42 posts
Decision Modeling: Declarative vs Procedural
The ultimate objective of Business Decision Modeling: A business analyst (subject matter expert) defines a business problem, and a smart decision engine solves the problem by…
How Decision Tables work with Big Datasets
Decision tables is the most popular mechanism for representation of business logic – no wonder they play the major role in the DMN standard. However, when it comes to analyzing…
Text Interpolation in OpenRules
Many popular languages (e.g. Angular or Mustache) use text interpolation to incorporate dynamic string values into the text. OpenRules Decision Manager Release 8.2.1 gives our…
Using Templates to Create Domain-Specific Decision Tables
While DMN-like decision tables are powerful enough to represent business logic for many practical problems, in the real world our customers frequently define new types of decision…
Vertical and Horizontal Decision Tables
Traditionally, the majority of decision tables list their rules in the top-to-bottom order when different rules are placed in rows. Here is an example of a typical single-hit…
Model-based Optimal Solutions for Flight Rebooking Challenge
During the closing discussion at the DecisionCAMP-2018, I promoted a new "model-based" approach to decision modeling that contrary to the commonly used "method-based" approach…
Model-based Solutions for Advanced Vacation Days Challenge
I provided two solutions for DMCommunity.org Challenge “Vacation Days Advanced”. So far, all decision models submitted as solutions for the old Jan-2016 Challenge and the new…
Keep DMN Simple
People who started decision modeling standardization years ago were all agreed that the DMN standard is supposed to be oriented to subject matter experts, should be simple,…
Old Decision Model “Credit Card Application” Implemented with New OpenRules-7
The latest June-2018 DMCommunity Challenge"Credit Card Application" gives me a good chance to demonstrate the new upcoming OpenRules Release 7.0.0. I remember that Nick Broom was…
DMCommunity Challenge Feb-2018
There are two interesting responses to the DMCommunity.org Feb-2018 Challenge provided by Mike Parish and Bob Moore. Mike effectively used Corticon to validate and fix…
Introducing DMN to Business Analysts in 15 Minutes
Last year BBC-2017 organizers gave me 20 minutes to introduce DMN to business analysts at the "Technology Theater", an open space in the Expo hall. Based on the positive feedback…