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Posted to issues@calcite.apache.org by "Michael Mior (JIRA)" <ji...@apache.org> on 2019/06/07 14:57:00 UTC
[jira] [Updated] (CALCITE-1581) UDTF like in hive
[ https://issues.apache.org/jira/browse/CALCITE-1581?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Michael Mior updated CALCITE-1581:
----------------------------------
Fix Version/s: (was: 1.20.0)
> UDTF like in hive
> -----------------
>
> Key: CALCITE-1581
> URL: https://issues.apache.org/jira/browse/CALCITE-1581
> Project: Calcite
> Issue Type: New Feature
> Reporter: Xiaoyong Deng
> Assignee: pengzhiwei
> Priority: Major
> Labels: pull-request-available, udtf
> Time Spent: 3h 10m
> Remaining Estimate: 0h
>
> Support one row in and multi-column/multi-row out(one-to-many mapping), just like udtf in hive.
> The query would like this:
> {code}
> select
> func(c0, c1) as (f0, f1, f2)
> from table_name;
> {code}
> c0 and c1 are 'table_name' columns. f0, f1 and f2 are new generated columns.
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