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Posted to issues@hive.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2022/03/09 00:17:00 UTC
[jira] [Work logged] (HIVE-25779) Deduplicate SerDe Info
[ https://issues.apache.org/jira/browse/HIVE-25779?focusedWorklogId=738452&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-738452 ]
ASF GitHub Bot logged work on HIVE-25779:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 09/Mar/22 00:16
Start Date: 09/Mar/22 00:16
Worklog Time Spent: 10m
Work Description: github-actions[bot] commented on pull request #2845:
URL: https://github.com/apache/hive/pull/2845#issuecomment-1062419372
This pull request has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs.
Feel free to reach out on the dev@hive.apache.org list if the patch is in need of reviews.
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Issue Time Tracking
-------------------
Worklog Id: (was: 738452)
Time Spent: 20m (was: 10m)
> Deduplicate SerDe Info
> ----------------------
>
> Key: HIVE-25779
> URL: https://issues.apache.org/jira/browse/HIVE-25779
> Project: Hive
> Issue Type: New Feature
> Components: Standalone Metastore
> Reporter: Yu-Wen Lai
> Assignee: Yu-Wen Lai
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> We can reuse serde info as how we reuse column descriptors. (HIVE-2246)
> Currently, each storage descriptor has a associated and exclusive serde info, but the partitions' serde infos are mostly just the same as the table's. By reusing the serde info, we can saving some database storage and possibly enhance the query performance from HMS to the backend database.
>
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