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

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: drools-compiler 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); Number(D:value); eval(A!=B and A!=C and A!=D and B!=C and B!=D and C!=D );