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https://issues.apache.org/jira/browse/TAJO-1387?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14355562#comment-14355562
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ASF GitHub Bot commented on TAJO-1387:
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Github user asfgit closed the pull request at:
https://github.com/apache/tajo/pull/409
> Correct error message for EXISTS clause
> ---------------------------------------
>
> Key: TAJO-1387
> URL: https://issues.apache.org/jira/browse/TAJO-1387
> Project: Tajo
> Issue Type: Bug
> Components: operator/expression
> Environment: Tajo 0.11.0-SNAPSHOT (rev. 69fd8d2 source checksum
> 2d2e9d2 compiled by dongjoon 2015-03-10T13:27Z)
> Reporter: Dongjoon Hyun
> Assignee: Dongjoon Hyun
> Priority: Minor
> Attachments: TAJO-1387.patch
>
>
> TSQL prints a wrong error message related `InPredicate` when EXISTS clause is
> used like following statement.
> ---
> default> select * from t1 where exists (select * from t1);
> ERROR: Can not set boolean field org.apache.tajo.algebra.InPredicate.not to
> org.apache.tajo.algebra.ExistsPredicate
> ---
> It should be like the following.
> ---
> default> select * from t1 where exists (select * from t1);
> select * from t1 where exists (select * from t1);
> ERROR: Cannot support EXISTS clause yet
> ---
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