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From "Hyunsik Choi (JIRA)" <j...@apache.org>
Subject [jira] [Created] (TAJO-273) NotEval incurs NPE with boolean column
Date Mon, 21 Oct 2013 17:14:44 GMT
Hyunsik Choi created TAJO-273:
---------------------------------

             Summary: NotEval incurs NPE with boolean column
                 Key: TAJO-273
                 URL: https://issues.apache.org/jira/browse/TAJO-273
             Project: Tajo
          Issue Type: Bug
          Components: planner/optimizer
            Reporter: Hyunsik Choi
            Assignee: Hyunsik Choi
             Fix For: 0.2-incubating, 0.3-incubating


{code}
tajo> select * from bool_test where col1 is false;
java.lang.NullPointerException
        at org.apache.tajo.engine.eval.NotEval.postOrder(NotEval.java:91)
        at org.apache.tajo.engine.eval.EvalTreeUtil.findDistinctRefColumns(EvalTreeUtil.java:74)
        at org.apache.tajo.engine.planner.PlannerUtil.canBeEvaluated(PlannerUtil.java:307)
        at org.apache.tajo.engine.planner.rewrite.FilterPushDownRule.visitScan(FilterPushDownRule.java:238)
        at org.apache.tajo.engine.planner.rewrite.FilterPushDownRule.visitScan(FilterPushDownRule.java:38)
        at org.apache.tajo.engine.planner.BasicLogicalPlanVisitor.visitChild(BasicLogicalPlanVisitor.java:93)
{code}



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