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https://issues.apache.org/jira/browse/HIVE-12751?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15072062#comment-15072062
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Pengcheng Xiong commented on HIVE-12751:
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[~gopalv], could you assign it to me if you like? Thanks.
> Fix NVL explain syntax
> ----------------------
>
> Key: HIVE-12751
> URL: https://issues.apache.org/jira/browse/HIVE-12751
> Project: Hive
> Issue Type: Bug
> Reporter: Gopal V
>
> {code}
> predicate: (not if (key = '238') is null returnsfalse) (type: boolean)
> {code}
> At best is confusing to a user who used an {{NVL}} udf. The best
> representation is {{NVL(a,b)}} as is.
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