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https://issues.apache.org/jira/browse/SPARK-25760?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yuming Wang updated SPARK-25760:
--------------------------------
    Description: 
{noformat}
spark-sql> add jar 
/Users/yumwang/spark/sql/hive/src/test/resources/TestUDTF.jar;
ADD JAR /Users/yumwang/spark/sql/hive/src/test/resources/TestUDTF.jar
0
spark-sql>{noformat}
Only {{AddJarCommand}} return 0, the user will be confused about what it means. 
It should be empty.

> Set AddJarCommand return empty
> ------------------------------
>
>                 Key: SPARK-25760
>                 URL: https://issues.apache.org/jira/browse/SPARK-25760
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 3.0.0
>            Reporter: Yuming Wang
>            Priority: Minor
>
> {noformat}
> spark-sql> add jar 
> /Users/yumwang/spark/sql/hive/src/test/resources/TestUDTF.jar;
> ADD JAR /Users/yumwang/spark/sql/hive/src/test/resources/TestUDTF.jar
> 0
> spark-sql>{noformat}
> Only {{AddJarCommand}} return 0, the user will be confused about what it 
> means. It should be empty.



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