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https://issues.apache.org/jira/browse/HIVE-23804?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17152056#comment-17152056
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Peter Vary commented on HIVE-23804:
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[~ngangam] is more experienced in the HMS changes than me.
Thanks,
Peter
> Adding defaults for Columns Stats table in the schema to make them backward
> compatible
> --------------------------------------------------------------------------------------
>
> Key: HIVE-23804
> URL: https://issues.apache.org/jira/browse/HIVE-23804
> Project: Hive
> Issue Type: Sub-task
> Affects Versions: 2.1.1, 2.3.7
> Reporter: Aditya Shah
> Assignee: Aditya Shah
> Priority: Major
> Attachments: HIVE-23804.patch
>
>
> Since the table/part column statistics tables have added a new `CAT_NAME`
> column with `NOT NULL` constraint in version >3.0.0, queries to analyze
> statistics break for Hive versions <3.0.0 when used against an upgraded DB.
> One such miss is handled in HIVE-21739.
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