[
https://issues.apache.org/jira/browse/HIVE-607?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12735640#action_12735640
]
Scott commented on HIVE-607:
----------------------------
I looked at using trunk, but it is currently quiet broken so I created this for
.3. Just figured I would toss it out there for others to use or Emil can use it
for a starting point.
> Create statistical UDFs.
> ------------------------
>
> Key: HIVE-607
> URL: https://issues.apache.org/jira/browse/HIVE-607
> Project: Hadoop Hive
> Issue Type: New Feature
> Components: Query Processor
> Reporter: S. Alex Smith
> Assignee: Emil Ibrishimov
> Priority: Minor
> Attachments: UDAFStddev.java
>
>
> Create UDFs replicating:
> STD() Return the population standard deviation
> STDDEV_POP()(v5.0.3) Return the population standard deviation
> STDDEV_SAMP()(v5.0.3) Return the sample standard deviation
> STDDEV() Return the population standard deviation
> SUM() Return the sum
> VAR_POP()(v5.0.3) Return the population standard variance
> VAR_SAMP()(v5.0.3) Return the sample variance
> VARIANCE()(v4.1) Return the population standard variance
> as found at http://dev.mysql.com/doc/refman/5.0/en/group-by-functions.html.
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.
