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https://issues.apache.org/jira/browse/HIVE-23002?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17062275#comment-17062275
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Rajesh Balamohan edited comment on HIVE-23002 at 3/19/20, 4:36 AM:
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No, it will not be for every column value & not for every row. This scratch
bytes is allocated & reused per operator.
e.g:
https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/exec/vector/reducesink/VectorReduceSinkCommonOperator.java#L113
was (Author: rajesh.balamohan):
No, it will not be for every column value & not for every row. This scratch
bytes is allocated & reused per operator.
> Optimise LazyBinaryUtils.writeVLong
> -----------------------------------
>
> Key: HIVE-23002
> URL: https://issues.apache.org/jira/browse/HIVE-23002
> Project: Hive
> Issue Type: Improvement
> Reporter: Rajesh Balamohan
> Priority: Minor
> Attachments: HIVE-23002.1.patch, HIVE-23002.2.patch,
> HIVE-23002.3.patch, Screenshot 2020-03-10 at 5.01.34 AM.jpg
>
>
> [https://github.com/apache/hive/blob/master/serde/src/java/org/apache/hadoop/hive/serde2/lazybinary/LazyBinaryUtils.java#L420]
> It would be good to add a method which accepts scratch bytes.
>
> !Screenshot 2020-03-10 at 5.01.34 AM.jpg|width=452,height=321!
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