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Posted to issues@flink.apache.org by "xingyuan cheng (Jira)" <ji...@apache.org> on 2021/05/20 15:14:00 UTC

[jira] [Issue Comment Deleted] (FLINK-22726) Hive GROUPING__ID returns different value in older versions

     [ https://issues.apache.org/jira/browse/FLINK-22726?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

xingyuan cheng updated FLINK-22726:
-----------------------------------
    Comment: was deleted

(was: i can do it)

> Hive GROUPING__ID returns different value in older versions
> -----------------------------------------------------------
>
>                 Key: FLINK-22726
>                 URL: https://issues.apache.org/jira/browse/FLINK-22726
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Connectors / Hive
>            Reporter: Rui Li
>            Assignee: Rui Li
>            Priority: Major
>
> Hive's GROUPING__ID changed since 2.3.0. In current implementation we use Calcite's GROUPING_ID operator which yields same value as hive >= 2.3.0. When integrate with older hive, we should follow the previous behavior.
> Refer to:
> https://issues.apache.org/jira/browse/HIVE-16102
> https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C+Grouping+and+Rollup#EnhancedAggregation,Cube,GroupingandRollup-Grouping__IDfunction(beforeHive2.3.0)



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