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https://issues.apache.org/jira/browse/SPARK-22582?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16264582#comment-16264582
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Marco Gaido commented on SPARK-22582:
-------------------------------------
I tried to run
{code}
spark.sql("select round(100.1 , 1) as c3, round(100.1 , -1) as c5").show
{code}
on branch master and it works. May you try to reproduce the error in a newer
Spark version?
> Spark SQL round throws error with negative precision
> ----------------------------------------------------
>
> Key: SPARK-22582
> URL: https://issues.apache.org/jira/browse/SPARK-22582
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 2.0.0
> Reporter: Yuxin Cao
>
> select round(100.1 , 1) as c3,
> round(100.1 , -1) as c5 from orders;
> Error: java.lang.IllegalArgumentException: Error: name expected at the
> position 10 of 'decimal(4,-1)' but '-' is found. (state=,code=0)
> The same query works fine in Spark 1.6.
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