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https://issues.apache.org/jira/browse/HIVE-7279?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14206079#comment-14206079
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Szehon Ho commented on HIVE-7279:
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FYI [~leftylev]
> UDF format_number() does not work on DECIMAL types
> --------------------------------------------------
>
> Key: HIVE-7279
> URL: https://issues.apache.org/jira/browse/HIVE-7279
> Project: Hive
> Issue Type: Bug
> Components: UDF
> Reporter: Szehon Ho
> Assignee: Wilbur Yang
> Priority: Minor
> Fix For: 0.14.0
>
> Attachments: HIVE-7279.1.patch, HIVE-7279.2.patch
>
>
> I believe UDF format should work on decimal types.
> {noformat}
> hive> select format_number(decimal_1.u,1) from decimal_1;
> FAILED: SemanticException [Error 10016]: Line 1:21 Argument type mismatch
> 'u': Argument 1 of function FORMAT_NUMBER must be "tinyint" or "smallint" or
> "int" or "bigint" or "double" or "float", but "decimal(5,0)" was found.
> {noformat}
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