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https://issues.apache.org/jira/browse/TAJO-1101?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14162843#comment-14162843
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Hudson commented on TAJO-1101:
------------------------------
SUCCESS: Integrated in Tajo-master-CODEGEN-build #36 (See
[https://builds.apache.org/job/Tajo-master-CODEGEN-build/36/])
TAJO-1101: Broadcast join with a zero-length file table returns wrong result
data. (babokim: rev 2eba8aa30e1266e15ad918e4b150259bff6b31df)
*
tajo-core/src/test/resources/queries/TestJoinBroadcast/testMultipleBroadcastDataFileWithZeroLength.sql
* tajo-core/src/test/java/org/apache/tajo/engine/query/TestJoinBroadcast.java
*
tajo-core/src/test/resources/results/TestJoinBroadcast/testMultipleBroadcastDataFileWithZeroLength.result
* tajo-storage/src/main/java/org/apache/tajo/storage/MergeScanner.java
* CHANGES
> Broadcast join with a zero-length file table returns wrong result data.
> -----------------------------------------------------------------------
>
> Key: TAJO-1101
> URL: https://issues.apache.org/jira/browse/TAJO-1101
> Project: Tajo
> Issue Type: Bug
> Reporter: Hyoungjun Kim
> Assignee: Hyoungjun Kim
> Priority: Blocker
> Fix For: 0.9.0
>
>
> If a table has several data files and some files are empty, Broadcast join
> with that table returns wrong data.
> {code:sql}
> select * from customer_large a
> left outer join nation_multifile b on a.c_nationkey = b.n_nationkey
> where b.n_nationkey is null
> {code}
> The above query should return empty rows but return many rows with null
> n_nationkey value.
>
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