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https://issues.apache.org/jira/browse/FLINK-8274?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16384460#comment-16384460
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ASF GitHub Bot commented on FLINK-8274:
---------------------------------------

Github user hequn8128 commented on the issue:

    https://github.com/apache/flink/pull/5613
  
    Hi @twalthr 
    Current implementation will reach the limits if a field becomes too large. 
This can be reproduced by creating a filed produced by concat_ws(). see 
https://github.com/hequn8128/flink/commit/871fb2c7723c11dd0b75176a3be3be70e2740b2b
    Best, Hequn



> Fix Java 64K method compiling limitation for CommonCalc
> -------------------------------------------------------
>
>                 Key: FLINK-8274
>                 URL: https://issues.apache.org/jira/browse/FLINK-8274
>             Project: Flink
>          Issue Type: Bug
>          Components: Table API & SQL
>    Affects Versions: 1.5.0
>            Reporter: Ruidong Li
>            Assignee: Ruidong Li
>            Priority: Critical
>
> For complex SQL Queries, the generated code for {code}DataStreamCalc{code}, 
> {code}DataSetCalc{code} may exceed Java's method length limitation 64kb.
>  
> This issue will split long method to several sub method calls.



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