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https://issues.apache.org/jira/browse/HIVE-23185?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17082869#comment-17082869
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Zhihua Deng commented on HIVE-23185:
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updated the docs [LanguageManual
DDL-Show|https://cwiki.apache.org/confluence/display/Hive/LanguageManual+DDL#LanguageManualDDL-ShowTables/Views/MaterializedViews/Partitions/Indexes].
> Historic queries lost after HS2 restart
> ---------------------------------------
>
> Key: HIVE-23185
> URL: https://issues.apache.org/jira/browse/HIVE-23185
> Project: Hive
> Issue Type: Improvement
> Components: HiveServer2
> Reporter: Zhihua Deng
> Priority: Major
>
> QueryInfoCache caches historic queries in memory, when HS2 restart due to OOM
> or upgrade, the queries are no longer seen at webui.
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