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https://issues.apache.org/jira/browse/HIVE-3401?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13535414#comment-13535414
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Hudson commented on HIVE-3401:
------------------------------
Integrated in Hive-trunk-h0.21 #1863 (See
[https://builds.apache.org/job/Hive-trunk-h0.21/1863/])
HIVE-3787 Regression introduced from HIVE-3401
(Navis via namit) (Revision 1423289)
Result = SUCCESS
namit : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1423289
Files :
* /hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/parse/SemanticAnalyzer.java
* /hive/trunk/ql/src/test/queries/clientnegative/split_sample_wrong_format2.q
* /hive/trunk/ql/src/test/queries/clientpositive/split_sample.q
* /hive/trunk/ql/src/test/results/clientnegative/split_sample_out_of_range.q.out
* /hive/trunk/ql/src/test/results/clientnegative/split_sample_wrong_format.q.out
*
/hive/trunk/ql/src/test/results/clientnegative/split_sample_wrong_format2.q.out
* /hive/trunk/ql/src/test/results/clientpositive/split_sample.q.out
> Diversify grammar for split sampling
> ------------------------------------
>
> Key: HIVE-3401
> URL: https://issues.apache.org/jira/browse/HIVE-3401
> Project: Hive
> Issue Type: Improvement
> Components: Query Processor
> Reporter: Navis
> Assignee: Navis
> Priority: Trivial
> Attachments: HIVE-3401.D4821.2.patch, HIVE-3401.D4821.3.patch,
> HIVE-3401.D4821.4.patch, HIVE-3401.D4821.5.patch, HIVE-3401.D4821.6.patch,
> HIVE-3401.D4821.7.patch
>
>
> Current split sampling only supports grammar like TABLESAMPLE(n PERCENT). But
> some users wants to specify just the size of input. It can be easily
> calculated with a few commands but it seemed good to support more grammars
> something like TABLESAMPLE(500M).
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