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Posted to issues@flink.apache.org by "Rong Rong (JIRA)" <ji...@apache.org> on 2018/09/06 23:07:00 UTC

[jira] [Assigned] (FLINK-10273) Access composite type fields after a function

     [ https://issues.apache.org/jira/browse/FLINK-10273?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Rong Rong reassigned FLINK-10273:
---------------------------------

    Assignee: Rong Rong

> Access composite type fields after a function
> ---------------------------------------------
>
>                 Key: FLINK-10273
>                 URL: https://issues.apache.org/jira/browse/FLINK-10273
>             Project: Flink
>          Issue Type: Bug
>          Components: Table API &amp; SQL
>    Affects Versions: 1.7.0
>            Reporter: Timo Walther
>            Assignee: Rong Rong
>            Priority: Major
>
> If a function returns a composite type, for example, {{Row(lon: Float, lat: Float)}}. There is currently no way of accessing fields.
> Both queries fail with exceptions:
> {code}
> select t.c.lat, t.c.lon FROM (select toCoords(12) as c) AS t
> {code}
> {code}
> select toCoords(12).lat
> {code}



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