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Posted to issues@hive.apache.org by "Jesus Camacho Rodriguez (Jira)" <ji...@apache.org> on 2020/04/26 19:14:00 UTC

[jira] [Updated] (HIVE-23226) Implement Calcite rule to transform CASE into COALESCE when possible

     [ https://issues.apache.org/jira/browse/HIVE-23226?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jesus Camacho Rodriguez updated HIVE-23226:
-------------------------------------------
    Target Version/s: 4.0.0

> Implement Calcite rule to transform CASE into COALESCE when possible
> --------------------------------------------------------------------
>
>                 Key: HIVE-23226
>                 URL: https://issues.apache.org/jira/browse/HIVE-23226
>             Project: Hive
>          Issue Type: Improvement
>          Components: CBO
>            Reporter: Jesus Camacho Rodriguez
>            Priority: Major
>
> Currently, it is done in {{TypeCheckProcFactory}} when we create a Hive expression after Calcite optimization.



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