[jira] [Assigned] (HIVE-20940) Bridge cases in which Calcite's type resolution is more stricter than Hive.

["Zoltan Haindrich (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-20940?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Zoltan Haindrich reassigned HIVE-20940:
---------------------------------------


> Bridge cases in which Calcite's type resolution is more stricter than Hive.
> ---------------------------------------------------------------------------
>
>                 Key: HIVE-20940
>                 URL: https://issues.apache.org/jira/browse/HIVE-20940
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Zoltan Haindrich
>            Assignee: Zoltan Haindrich
>            Priority: Major
>
> Calcite is more stricter w.r.t common types than Hive.
> For example in case a CASE with different types on the branches is not something Calcite likes:
> {code}
> CASE
>   WHEN cond1 THEN booleanCol
>   WHEN cond2 THEN stringCol
>   WHEN cond3 THEN floatCol
>   ELSE doubleCol
> END
> {code}



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