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https://issues.apache.org/jira/browse/HIVE-12236?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15036973#comment-15036973
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Ashutosh Chauhan commented on HIVE-12236:
-----------------------------------------
TestHS2Metrics is a flaky test which also failed in same fashion on build #
6197. Certainly not related to this change.
> Enable SimpleFetchOptimizer for more query types
> ------------------------------------------------
>
> Key: HIVE-12236
> URL: https://issues.apache.org/jira/browse/HIVE-12236
> Project: Hive
> Issue Type: Improvement
> Components: Physical Optimizer
> Affects Versions: 1.3.0, 2.0.0
> Reporter: Gopal V
> Assignee: Ashutosh Chauhan
> Attachments: HIVE-12236.2.patch, HIVE-12236.WIP.patch,
> HIVE-12236.patch
>
>
> Currently, metadata queries fired by BI tools tend to thrash LLAP's cache.
> Bypass the cache and process metadata queries directly from HiveServer2
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