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https://issues.apache.org/jira/browse/HIVE-14803?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15673389#comment-15673389
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Rajesh Balamohan commented on HIVE-14803:
-----------------------------------------
Test failures are not related to this patch. Here are the tickets which are
already filed for these.
transform_ppr2: HIVE-15201
join_acid_non_acid: HIVE-15116
union_fast_stats: HIVE-15115
[~pxiong] - Can you please check the latest patch when you find time?
> S3: Stats gathering for insert queries can be expensive for partitioned
> dataset
> -------------------------------------------------------------------------------
>
> Key: HIVE-14803
> URL: https://issues.apache.org/jira/browse/HIVE-14803
> Project: Hive
> Issue Type: Improvement
> Components: Metastore
> Affects Versions: 2.1.0
> Reporter: Rajesh Balamohan
> Assignee: Rajesh Balamohan
> Priority: Minor
> Attachments: HIVE-14803.1.patch, HIVE-14803.2.patch,
> HIVE-14803.3.patch, HIVE-14803.4.patch, HIVE-14803.5.patch, HIVE-14803.6.patch
>
>
> StatsTask's aggregateStats populates stats details for all partitions by
> checking the file sizes which turns out to be expensive when larger number of
> partitions are inserted.
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