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Posted to dev@tajo.apache.org by "Hyunsik Choi (JIRA)" <ji...@apache.org> on 2013/10/21 19:14:44 UTC
[jira] [Created] (TAJO-273) NotEval incurs NPE with boolean column
Hyunsik Choi created TAJO-273:
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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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