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https://issues.apache.org/jira/browse/TAJO-680?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14696457#comment-14696457
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Hudson commented on TAJO-680:
-----------------------------
FAILURE: Integrated in Tajo-master-CODEGEN-build #439 (See
[https://builds.apache.org/job/Tajo-master-CODEGEN-build/439/])
TAJO-680: Improve the IN operator to support sub queries (missing change).
(jihoonson: rev ab60d02e14cfd9e774abfdf27f72c582ca952b55)
* tajo-algebra/src/main/java/org/apache/tajo/algebra/SimpleTableSubquery.java
* tajo-algebra/src/main/java/org/apache/tajo/algebra/SimpleTableSubQuery.java
> Improve the IN operator to support sub queries
> ----------------------------------------------
>
> Key: TAJO-680
> URL: https://issues.apache.org/jira/browse/TAJO-680
> Project: Tajo
> Issue Type: Improvement
> Components: distributed query plan, SQL Parser
> Reporter: Jihoon Son
> Assignee: Jihoon Son
> Fix For: 0.11.0
>
> Attachments: Distributed plan.png, Logical plan.png
>
>
> Currently, the IN operator can be used with only sets of values.
> We need to improve it to support sub queries as the following example query.
> {noformat}
> tajo> select * from nation where n_regionkey in (select r_regionkey from
> region);
> {noformat}
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