[
https://issues.apache.org/jira/browse/HIVE-21721?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
philipse reassigned HIVE-21721:
-------------------------------
> nvl function fail with NullPointerException if the two paramtype are different
> ------------------------------------------------------------------------------
>
> Key: HIVE-21721
> URL: https://issues.apache.org/jira/browse/HIVE-21721
> Project: Hive
> Issue Type: Bug
> Components: Parser
> Affects Versions: 1.1.0
> Reporter: philipse
> Assignee: philipse
> Priority: Blocker
> Attachments: image-2019-05-11-10-41-05-168.png
>
>
> Hi all
> when i user nvl and case when fucntion, it behaviors like the following.which
> is weird to me, and makes me headache everytime. i need to check where the
> nullpointexception throws out when it hadppens,So can the reasons more
> friendly to users,
> !image-2019-05-11-10-41-05-168.png!
> {code:java}
> select nvl(cast('2019-05-10 11:11:11,111' as timestamp),'2019-05-10
> 11:11:11,111');
> Error: Error while compiling statement: FAILED: NullPointerException null
> (state=42000,code=40000)
> {code}
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