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https://issues.apache.org/jira/browse/HIVE-3570?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13475379#comment-13475379
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Phabricator commented on HIVE-3570:
-----------------------------------
njain has commented on the revision "HIVE-3570 [jira] Hive changes for Optr
level stats".
Please add a test.
Add a simple hook which prints the number of hashed rows.
INLINE COMMENTS
ql/src/java/org/apache/hadoop/hive/ql/exec/GroupByOperator.java:1000
NUM_INPUT_ROWS are present in every operator.
You dont need it again.
REVISION DETAIL
https://reviews.facebook.net/D5985
To: njain, satadru
Cc: JIRA
> Add/fix facility to collect operator specific statisticsin hive + add
> hash-in/hash-out counter for GroupBy Optr
> ---------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-3570
> URL: https://issues.apache.org/jira/browse/HIVE-3570
> Project: Hive
> Issue Type: Improvement
> Components: Statistics
> Affects Versions: 0.9.0
> Reporter: Satadru Pan
> Assignee: Satadru Pan
> Priority: Minor
> Attachments: HIVE-3570.1.patch.txt, HIVE-3570.D5985.1.patch
>
>
> Requirement: Collect Operator specific stats for hive queries. Use the
> counter framework available in Hive Operator.java to accomplish that.
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