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Posted to dev@tajo.apache.org by "Hyunsik Choi (JIRA)" <ji...@apache.org> on 2013/10/21 19:30:41 UTC
[jira] [Updated] (TAJO-273) NotEval incurs NPE with boolean column
[ https://issues.apache.org/jira/browse/TAJO-273?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hyunsik Choi updated TAJO-273:
------------------------------
Attachment: TAJO-273.patch
This patch fixes the bug.
> 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
>
> Attachments: TAJO-273.patch
>
>
> {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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