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https://issues.apache.org/jira/browse/HIVE-23870?focusedWorklogId=460994&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-460994
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ASF GitHub Bot logged work on HIVE-23870:
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Author: ASF GitHub Bot
Created on: 20/Jul/20 09:52
Start Date: 20/Jul/20 09:52
Worklog Time Spent: 10m
Work Description: rbalamohan opened a new pull request #1282:
URL: https://github.com/apache/hive/pull/1282
Observed runtime dropping from "7600s --> 4800s" in internal cluster, when
running a job which creates materialized view on warehouse/inventory/date_dim
(where warehouse had char/varchar).
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Issue Time Tracking
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Worklog Id: (was: 460994)
Remaining Estimate: 0h
Time Spent: 10m
> Optimise multiple text conversions in
> WritableHiveCharObjectInspector.getPrimitiveJavaObject / HiveCharWritable
> ---------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-23870
> URL: https://issues.apache.org/jira/browse/HIVE-23870
> Project: Hive
> Issue Type: Improvement
> Reporter: Rajesh Balamohan
> Priority: Major
> Attachments: image-2020-07-17-11-31-38-241.png
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Observed this when creating materialized view.
> [https://github.com/apache/hive/blob/master/serde/src/java/org/apache/hadoop/hive/serde2/objectinspector/primitive/WritableHiveCharObjectInspector.java#L85]
> Same content is converted to Text multiple times.
> !image-2020-07-17-11-31-38-241.png|width=1048,height=936!
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