[jira] [Commented] (BEAM-2445) DSL SQL to use service locator pattern to automatically register UDFs

["Beam JIRA Bot (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/BEAM-2445?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17197124#comment-17197124 ] 

Beam JIRA Bot commented on BEAM-2445:
-------------------------------------

This issue is P2 but has been unassigned without any comment for 60 days so it has been labeled "stale-P2". If this issue is still affecting you, we care! Please comment and remove the label. Otherwise, in 14 days the issue will be moved to P3.

Please see https://beam.apache.org/contribute/jira-priorities/ for a detailed explanation of what these priorities mean.


> DSL SQL to use service locator pattern to automatically register UDFs
> ---------------------------------------------------------------------
>
>                 Key: BEAM-2445
>                 URL: https://issues.apache.org/jira/browse/BEAM-2445
>             Project: Beam
>          Issue Type: Improvement
>          Components: dsl-sql
>            Reporter: Luke Cwik
>            Priority: P2
>              Labels: stale-P2
>
> Use a service locator pattern to find UDFs that can be registered. The service loader can be used to register UDFs for standard functions via DSL SQL, additional UDFs registered by third party libraries, and end user created UDFs.
> Example ServiceLoader usage within Apache Beam to find coder providers:
> https://github.com/apache/beam/blob/7126fdc6ee5671e99a2dede3f25ba616aa0e8fa4/sdks/java/core/src/main/java/org/apache/beam/sdk/coders/CoderRegistry.java#L147



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