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Posted to issues-all@impala.apache.org by "Arnab Karmakar (Jira)" <ji...@apache.org> on 2025/11/20 04:48:00 UTC

[jira] [Assigned] (IMPALA-13552) size()/length() function for array/map types

     [ https://issues.apache.org/jira/browse/IMPALA-13552?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Arnab Karmakar reassigned IMPALA-13552:
---------------------------------------

    Assignee: Arnab Karmakar

> size()/length() function for array/map types
> --------------------------------------------
>
>                 Key: IMPALA-13552
>                 URL: https://issues.apache.org/jira/browse/IMPALA-13552
>             Project: IMPALA
>          Issue Type: New Feature
>          Components: Backend, Frontend
>            Reporter: Quanlong Huang
>            Assignee: Arnab Karmakar
>            Priority: Critical
>
> Hive has a size() function to calculate the length of array/map values. We need a similar one to collect stats of array/map columns. length() can be defined as an alias to this.



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