[jira] Updated: (HIVE-1260) from_unixtime should implment a overloading function to accept only bigint type

["Ning Zhang (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-1260?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ning Zhang updated HIVE-1260:
-----------------------------

    Attachment: HIVE-1260.2.patch

Added a new unit test and refreshed to the latest trunk.

> from_unixtime should implment a overloading function to accept only bigint type
> -------------------------------------------------------------------------------
>
>                 Key: HIVE-1260
>                 URL: https://issues.apache.org/jira/browse/HIVE-1260
>             Project: Hadoop Hive
>          Issue Type: Improvement
>    Affects Versions: 0.6.0
>            Reporter: Ning Zhang
>            Assignee: Ning Zhang
>             Fix For: 0.6.0
>
>         Attachments: HIVE-1260.2.patch, HIVE-1260.patch
>
>
> hive> select from_unixtime(cast(0 as bigint)) from nzhang_tt_bigint;
> FAILED: Error in semantic analysis: line 1:7 Wrong Arguments a: No matching method for class org.apache.hadoop.hive.ql.udf.UDFFromUnixTime with (bigint). Possible choices: _FUNC_(int) _FUNC_(bigint, string) _FUNC_(int, string) 
> hive> select from_unixtime(cast(0 as nt)) from nzhang_tt_bigint;
> succeeded. We should implement a similar overloading function for bigint as well.

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