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https://issues.apache.org/jira/browse/HIVE-2138?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13081328#comment-13081328
]
Hudson commented on HIVE-2138:
------------------------------
Integrated in Hive-trunk-h0.21 #881 (See
[https://builds.apache.org/job/Hive-trunk-h0.21/881/])
HIVE-2138. Exception when no splits returned from index.
(Syed Albiz via jvs)
jvs : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1155059
Files :
*
/hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/index/HiveIndexedInputFormat.java
* /hive/trunk/ql/src/test/results/clientpositive/index_auto_empty.q.out
* /hive/trunk/ql/src/test/queries/clientpositive/index_auto_empty.q
> Exception when no splits returned from index
> --------------------------------------------
>
> Key: HIVE-2138
> URL: https://issues.apache.org/jira/browse/HIVE-2138
> Project: Hive
> Issue Type: Bug
> Components: Indexing
> Affects Versions: 0.8.0
> Reporter: Russell Melick
> Assignee: Syed S. Albiz
> Fix For: 0.8.0
>
> Attachments: HIVE-2138.1.patch, HIVE-2138.2.patch, HIVE-2138.3.patch,
> HIVE-2138.4.patch, HIVE-2138.5.patch, index_auto_test_if_used.q
>
>
> Running a query that uses indexing but doesn't return any results give an
> exception.
> {code} java.lang.IllegalArgumentException: Can not create a Path from an
> empty string
> at org.apache.hadoop.fs.Path.checkPathArg(Path.java:82)
> at org.apache.hadoop.fs.Path.<init>(Path.java:90)
> at org.apache.hadoop.util.StringUtils.stringToPath(StringUtils.java:224)
> at
> org.apache.hadoop.mapred.FileInputFormat.setInputPaths(FileInputFormat.java:282)
> at
> org.apache.hadoop.hive.ql.index.HiveIndexedInputFormat.getSplits(HiveIndexedInputFormat.java:123)
> {code}
> This could potentially be fixed by creating a new empty file to use for the
> splits.
> Once this is fixed, the index_auto_test_if_used.q can be used.
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