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Posted to issues@flink.apache.org by "Robert Metzger (Jira)" <ji...@apache.org> on 2019/12/12 13:13:00 UTC

[jira] [Updated] (FLINK-14001) add a API to enable user to get the operator code generated by Flink engine

     [ https://issues.apache.org/jira/browse/FLINK-14001?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Robert Metzger updated FLINK-14001:
-----------------------------------
    Component/s:     (was: Runtime / Task)
                 Table SQL / Planner

> add a API to enable user to get the operator code generated by Flink engine
> ---------------------------------------------------------------------------
>
>                 Key: FLINK-14001
>                 URL: https://issues.apache.org/jira/browse/FLINK-14001
>             Project: Flink
>          Issue Type: Wish
>          Components: Table SQL / Planner
>            Reporter: Dezhi Cai
>            Priority: Trivial
>
> In Spark, we can invoke  Dataset method "queryExecution.debug.codegen()" to get the code produced by Catalyst.  If we add a similar API to enable user to get the code generated by 
> Flink engine, this would be a very nice way to provide more verbose feedback for debugging.
>  
> reference link : [https://medium.com/virtuslab/spark-sql-under-the-hood-part-i-26077f85ebf0]  



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