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Posted to issues@flink.apache.org by "Hequn Cheng (Jira)" <ji...@apache.org> on 2019/09/09 14:06:00 UTC
[jira] [Assigned] (FLINK-14022) Add validation check for places
where Python ScalarFunction cannot be used
[ https://issues.apache.org/jira/browse/FLINK-14022?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hequn Cheng reassigned FLINK-14022:
-----------------------------------
Assignee: Huang Xingbo
> Add validation check for places where Python ScalarFunction cannot be used
> --------------------------------------------------------------------------
>
> Key: FLINK-14022
> URL: https://issues.apache.org/jira/browse/FLINK-14022
> Project: Flink
> Issue Type: Sub-task
> Components: API / Python
> Reporter: Dian Fu
> Assignee: Huang Xingbo
> Priority: Major
> Fix For: 1.10.0
>
>
> Currently, there are places where Python ScalarFunction could not be used, for example:
> # Python UDF could not be used in MatchRecognize
> # Python UDFs could not be used in Join condition which take the columns from both the left table and the right table as inputs
> We should add validation check for places where it’s not supported.
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