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https://issues.apache.org/jira/browse/SPARK-24783?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16771141#comment-16771141
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langjingxiang commented on SPARK-24783:
---------------------------------------

yes you are right ,It seems that there is no use of 0 or negative values at 
present.

> spark.sql.shuffle.partitions=0 should throw exception
> -----------------------------------------------------
>
>                 Key: SPARK-24783
>                 URL: https://issues.apache.org/jira/browse/SPARK-24783
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.3.1
>            Reporter: Avi minsky
>            Priority: Major
>
> if spark.sql.shuffle.partitions=0 and trying to join tables (not broadcast 
> join)
> *result join will be an empty table.*
>  



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