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https://issues.apache.org/jira/browse/HIVE-18054?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16295323#comment-16295323
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Andrew Sherman commented on HIVE-18054:
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Thanks [~stakiar]
> Make Lineage work with concurrent queries on a Session
> -------------------------------------------------------
>
> Key: HIVE-18054
> URL: https://issues.apache.org/jira/browse/HIVE-18054
> Project: Hive
> Issue Type: Bug
> Reporter: Andrew Sherman
> Assignee: Andrew Sherman
> Fix For: 3.0.0
>
> Attachments: HIVE-18054.1.patch, HIVE-18054.10.patch,
> HIVE-18054.11.patch, HIVE-18054.12.patch, HIVE-18054.13.patch,
> HIVE-18054.2.patch, HIVE-18054.3.patch, HIVE-18054.4.patch,
> HIVE-18054.5.patch, HIVE-18054.6.patch, HIVE-18054.7.patch,
> HIVE-18054.8.patch, HIVE-18054.9.patch
>
>
> A Hive Session can contain multiple concurrent sql Operations.
> Lineage is currently tracked in SessionState and is cleared when a query
> completes. This results in Lineage for other running queries being lost.
> To fix this, move LineageState from SessionState to QueryState.
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