can any one confirm this:

i tested:

1.        m : Message( date > "2007-Mar-12", message : message )
 2.       m : Message( date == "2007-Mar-12", message : message )
 3.      m : Message( date < "2007-Mar-12", message : message )

only 2 works. 1 and 3 throws:

java.lang.RuntimeException: Operator '40' does not exist for StringEvaluator
    at org.drools.base.evaluators.StringFactory.getStringEvaluator(Unknown Source)
    at org.drools.base.EvaluatorFactory.getEvaluator(Unknown Source)
    at org.drools.base.EvaluatorFactory.getEvaluator(Unknown Source)
    at org.drools.semantics.java.RuleBuilder.getEvaluator(Unknown Source)
    at org.drools.semantics.java.RuleBuilder.build(Unknown Source)
    at org.drools.semantics.java.RuleBuilder.build(Unknown Source)
    at org.drools.semantics.java.RuleBuilder.build(Unknown Source)
    at org.drools.semantics.java.RuleBuilder.build(Unknown Source)
    at org.drools.compiler.PackageBuilder.addRule(Unknown Source)
    at org.drools.compiler.PackageBuilder.addPackage(Unknown Source)
    at org.drools.compiler.PackageBuilder.addPackageFromDrl(Unknown Source)
    at com.sample.DroolsTest.readRule(DroolsTest.java:57)
    at com.sample.DroolsTest.main(DroolsTest.java:23)