OpenRules Release 6.4.3

OpenRules® Release 6.4.3 generates new, more compact execution reports with explanations, adds decision importing to integrate loosely coupled decision models, allows using lists along with arrays and extends various operators on them, enhances date/time manipulations and adds more features requested by customers.  Here is the list of of newly added capabilities: Continue reading

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Decision Modeling: LEGO Style

Recently I helped one of our larger customers to build a set of their business decision models. At the end I said that now they can continue to assemble new decision models themselves. Then one of their business analysts said that our decision modeling approach reminds him of LEGO. I believe this is a really good analogy and I will elaborate on it using specific examples.

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OpenRules Knowledge Repository for both QA and Production Processes

I’d like to share experience of large OpenRules customers who create and maintain enterprise-level knowledge repositories. Such repositories usually contain two major components:                       1.   Decisions and Rules           2.   Tests

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Defining DMN Knowledge and Information Requirements Automatically

Knowledge and Information Requirements are essential components of the current version of the DMN standard, which defines them in the section 6.2.2 as follows: Continue reading

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Calculating Aggregated Values for Collections of Business Objects

The latest DMCommunity.org Challenge “Classify Department Employees” deals with calculation of aggregated values for arrays of business objects such as Employees. Below I describe an OpenRules solution for this challenge. Continue reading

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Book “DMN in Action with OpenRules” – Free Chapters

Based on the growing interest in the book “DMN in Action with OpenRules“, we decided to make the first 3 chapters available for free. Please click here to read/download them in the PDF format. You also may download the entire book from Amazon for just $9.95 – the price includes a free download of OpenRules evaluation software.

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Transforming DMN XML to OpenRules

DMN-OpenRulesOpenRules already can read and execute decision models represented in the DML XML format with certain restrictions. The new release will be more powerful in this respect. To test new DMN-to-OpenRules capabilities I decided to implement DMCommunity’s June-2017 Challenge using the DMN Modeling tool from Trisotech that allows non-technical people to create DMN-compliant decision models and import them to the DMN XML format. My objective was to create DMN XML for the Loan Origination problem described in the Section 11 of the DMN specification and then execute this DMN XML using OpenRules. Continue reading

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