[rules-users] How does drools loads a modified rule ?

Harshit Bapna hrbapna at gmail.com
Thu Sep 23 10:16:12 EDT 2010


Thanks Thomas for directing me to the detailed drools documentation.
I learned a lot about drools. Earlier I was googling & getting the
information in bits & pieces.



2010/9/23 Swindells, Thomas <TSwindells at nds.com>

>  Have a look here:
>
> http://www.jboss.org/drools/documentation.html
>
>
>
> it contains lots of useful documentation, in particular you probably want
> to read the Drools Expert (rules engine) documentation as this describes the
> syntax of the rules and explains stuff in more detail – though you seem to
> be on the write track with your understanding below.
>
>
>
> Thomas
>
>
>
> *From:* rules-users-bounces at lists.jboss.org [mailto:
> rules-users-bounces at lists.jboss.org] *On Behalf Of *Harshit Bapna
> *Sent:* 23 September 2010 10:15
> *To:* rules-users at lists.jboss.org
> *Subject:* [rules-users] How does drools loads a modified rule ?
>
>
>
> Hi All,
>
> I am new to Rule Engine concept. I am investigating the Drools 5.0 to check
> if it meets our requirements.
>
> Questions:
> 1. I am not able to find a resource to learn the syntax of drool rules.
>     I have gone through the shopping example in Drools 5.1 examples but not
> able to get the basics right.
>         $c : Customer()          -- what does this mean ? Is it that all
> objects of type Customer in the working memory are matched are taken one by
> ones and assigned to c ?
>         $d : Discount( customer == $c )               -- Each discount
> objects which have the matching customer are assigned to d. How can I debug
> this process in eclipse ?
>
> Please provide a resource where I can learn the drl syntax.
> Also what are differences in drl when dialect is java and not mvel.
>
> 2. How would a rule engine behave when rules are running on the facts and
> simultaneously the rules are updated in the knowledge base?
>
>
>
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-- 
-- Harshit Bapna
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