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https://issues.apache.org/jira/browse/HIVE-3220?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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lance.jiangl updated HIVE-3220:
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Attachment: GenericUDAFCount.java
> In a UDTF, I can't get distinct/all column information in iterate method
> -------------------------------------------------------------------------
>
> Key: HIVE-3220
> URL: https://issues.apache.org/jira/browse/HIVE-3220
> Project: Hive
> Issue Type: Bug
> Components: UDF
> Affects Versions: 0.6.0, 0.7.0
> Reporter: lance.jiangl
> Labels: features
> Attachments: GenericUDAFCount.java
>
>
> I can get the information from GenericUDAFParameterInfo, to judge if user
> inputs DISTINCT keyword.
> But I want to judge in the iterate method, could anyone get me a hint??
> In GenericUDAFCount.java(line 125)，a boolean variable *countAllColumns* is
> used to see whether user input *. However, it doesn't work :(
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