[jboss-jira] [JBoss JIRA] Created: (JBRULES-1701) add unique directive for drl

Wed Jul 30 02:22:52 EDT 2008

add unique directive for drl
----------------------------

                 Key: JBRULES-1701
                 URL: https://jira.jboss.org/jira/browse/JBRULES-1701
             Project: JBoss Drools
          Issue Type: Feature Request
      Security Level: Public (Everyone can see)
          Components: Drl Parser/Builder
            Reporter: zhou yanming
            Assignee: Mark Proctor


	when 
		Number(A:value);
		Number(B:value);
		Number(C:value);
		Number(D:value);
		unique(A,B,C,D);

equals to

	when 
		Number(A:value);
		Number(B:value);
		Number(C:value);
		eval(A!=B and A!=C and A!=D and B!=C and B!=D and C!=D );


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