[ 
https://issues.apache.org/jira/browse/BEAM-10925?focusedWorklogId=513176&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-513176
 ]

ASF GitHub Bot logged work on BEAM-10925:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 17/Nov/20 21:25
            Start Date: 17/Nov/20 21:25
    Worklog Time Spent: 10m 
      Work Description: apilloud commented on a change in pull request #13309:
URL: https://github.com/apache/beam/pull/13309#discussion_r525533663



##########
File path: 
sdks/java/extensions/sql/zetasql/src/main/java/org/apache/beam/sdk/extensions/sql/zetasql/translation/SqlOperators.java
##########
@@ -158,7 +186,7 @@ public static SqlFunction createZetaSqlFunction(String 
name, SqlTypeName returnT
         SqlFunctionCategory.USER_DEFINED_FUNCTION);
   }
 
-  private static SqlUserDefinedAggFunction createUdafOperator(
+  public static SqlUserDefinedAggFunction createUdafOperator(

Review comment:
       This (and `createUdfOperator`) is intended to be a (slightly hacky) 
helper function for implementing ZetaSQL operators via the UDF interface. Why 
do you need to make them public?

##########
File path: 
sdks/java/extensions/sql/zetasql/src/main/java/org/apache/beam/sdk/extensions/sql/zetasql/translation/SqlOperators.java
##########
@@ -177,26 +205,25 @@ private static SqlUserDefinedFunction createUdfOperator(
       Class<?> methodClass,
       String methodName,
       SqlReturnTypeInference returnTypeInference,
-      List<RelDataType> paramTypes) {
+      List<RelDataType> paramTypes,
+      String funGroup) {

Review comment:
       nit: It seems like `SqlAnalyzer.ZETASQL_FUNCTION_GROUP_NAME` is the only 
thing ever passed to `funGroup` here and below. Should it really be an argument?




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Issue Time Tracking
-------------------

    Worklog Id:     (was: 513176)
    Time Spent: 12.5h  (was: 12h 20m)

> ZetaSQL: Support Java UDF
> -------------------------
>
>                 Key: BEAM-10925
>                 URL: https://issues.apache.org/jira/browse/BEAM-10925
>             Project: Beam
>          Issue Type: New Feature
>          Components: dsl-sql-zetasql
>            Reporter: Kyle Weaver
>            Assignee: Kyle Weaver
>            Priority: P2
>          Time Spent: 12.5h
>  Remaining Estimate: 0h
>




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