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https://issues.apache.org/jira/browse/HIVE-7876?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14116256#comment-14116256
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pengcheng xiong commented on HIVE-7876:
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[~ashutoshc]Tested mysql and derby. Both dynpart_sort_opt_vectorization.q and
analyze_tbl_part.q passed.
> further improve the columns stats update speed for all the partitions of a
> table
> --------------------------------------------------------------------------------
>
> Key: HIVE-7876
> URL: https://issues.apache.org/jira/browse/HIVE-7876
> Project: Hive
> Issue Type: Improvement
> Reporter: pengcheng xiong
> Assignee: pengcheng xiong
> Priority: Minor
> Attachments: HIVE-7876.2.patch, HIVE-7876.3.patch, HIVE-7876.4.patch,
> HIVE-7876.4.patch, HIVE-7876.5.patch
>
>
> The previous solution https://issues.apache.org/jira/browse/HIVE-7736
> is not enough for the case when there are too many columns/partitions.
> The user will encounter
> org.apache.thrift.transport.TTransportException:
> java.net.SocketTimeoutException: Read timed out
> We try to remove more of transaction overhead
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