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Posted to dev@hive.apache.org by "Navis (JIRA)" <ji...@apache.org> on 2014/05/27 10:39:02 UTC

[jira] [Updated] (HIVE-5469) support nullif

     [ https://issues.apache.org/jira/browse/HIVE-5469?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Navis updated HIVE-5469:
------------------------

    Attachment: HIVE-5469.1.patch.txt

> support nullif
> --------------
>
>                 Key: HIVE-5469
>                 URL: https://issues.apache.org/jira/browse/HIVE-5469
>             Project: Hive
>          Issue Type: Improvement
>    Affects Versions: 0.11.0
>            Reporter: N Campbell
>            Priority: Minor
>         Attachments: HIVE-5469.1.patch.txt
>
>
> Have to express case expression to work around lack of NULLIF
> select nullif(cint, 1) from tint
> select cint, case when cint = 1 then null else cint end from tint



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