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https://issues.apache.org/jira/browse/DRILL-4726?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15526684#comment-15526684
 ] 

ASF GitHub Bot commented on DRILL-4726:
---------------------------------------

Github user arina-ielchiieva commented on a diff in the pull request:

    https://github.com/apache/drill/pull/574#discussion_r80666252
  
    --- Diff: 
exec/java-exec/src/main/java/org/apache/drill/exec/expr/fn/FunctionImplementationRegistry.java
 ---
    @@ -120,9 +129,9 @@ public FunctionImplementationRegistry(DrillConfig 
config, ScanResult classpathSc
        * Register functions in given operator table.
        * @param operatorTable
        */
    -  public void register(DrillOperatorTable operatorTable) {
    +  public void register(DrillOperatorTable operatorTable, AtomicLong 
version) {
    --- End diff --
    
    Agree. It's used as holder to store local function registry version drill 
operator table was populated from.


> Dynamic UDFs support
> --------------------
>
>                 Key: DRILL-4726
>                 URL: https://issues.apache.org/jira/browse/DRILL-4726
>             Project: Apache Drill
>          Issue Type: New Feature
>    Affects Versions: 1.6.0
>            Reporter: Arina Ielchiieva
>            Assignee: Arina Ielchiieva
>             Fix For: Future
>
>
> Allow register UDFs without  restart of Drillbits.
> Design is described in document below:
> https://docs.google.com/document/d/1FfyJtWae5TLuyheHCfldYUpCdeIezR2RlNsrOTYyAB4/edit?usp=sharing
>  



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