Top "Drools" questions

Drools is a business-rule management system (BRMS) with a forward-chaining-inference-based rules engine, more correctly known as a production rule system, using an enhanced implementation of the Rete algorithm.

Pros and cons of Java rules engines

What are the pros and cons to adopting the Java rules engines JESS and Drools? Are there any other players? …

java drools rules jrules jess
How to install Drools plugin in Eclipse Indigo IDE

How to install the drools plugin in eclipse and how to use it.Anyone has an idea.

drools
Forward Chaining vs Backward Chaining

What is one good for that the other's not in practice? I understand the theory of what they do, but …

artificial-intelligence data-modeling prolog drools datalog
how to learn Drools or another rule engine fast

We're embarking on a module which will generate some recommendations based on some criteria. The criteria will be in the …

java drools business-rules
Drools- how to find out which all rules were matched?

I've one .DRL file which has say 10 rules. Once I insert a fact, some rules may be matched- how do …

java drools rule-engine
Drools:stateless vs stateful knowledge session

What is difference between stateless and stateful knowledge sessions.I read some documents both are maintained state.But when can …

drools
Loading Drools/KIE Workbench artifacts directly from the repository

We try to switch to Drools 6 with the all new KIE workbench (formerly known as Guvnor) and the new maven-based …

java maven drools drools-guvnor kie
Unable to run "Hello World" Drools example in Eclipse: runtime exception org.drools.RuntimeDroolsException: Unable to load dialect

I just installed the Drools plug-in in Eclipse (version 3.5.2), and I am trying to run the "Hello World" example that …

java eclipse jboss runtime-error drools
Why should i use Drools?

I am no Drools expert. I have some familiarity with it though, by experimenting with it. I am unable to …

java scripting drools rules rule-engine
What is Mvel dialect in Drools?

I am new to Drools. I am creating a rule but I get a compile time error "field is not …

drools mvel