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https://issues.apache.org/jira/browse/HIVE-20599?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on HIVE-20599 started by Naresh P R.
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> CAST(INTERVAL_DAY_TIME AS STRING) is throwing SemanticException
> ---------------------------------------------------------------
>
> Key: HIVE-20599
> URL: https://issues.apache.org/jira/browse/HIVE-20599
> Project: Hive
> Issue Type: Bug
> Components: UDF
> Affects Versions: 3.1.0
> Reporter: Naresh P R
> Assignee: Naresh P R
> Priority: Major
> Fix For: 3.1.0
>
> Attachments: HIVE-20599.1-branch-3.1.patch
>
>
> SELECT CAST(from_utc_timestamp(timestamp '2018-05-02 15:30:30', 'PST') -
> from_utc_timestamp(timestamp '1970-01-30 16:00:00', 'PST') AS STRING);
> throws below Exception
> {code:java}
> Error: Error while compiling statement: FAILED: SemanticException Line 0:-1
> Wrong arguments ''PST'': No matching method for class
> org.apache.hadoop.hive.ql.udf.UDFToString with (interval_day_time). Possible
> choices: _FUNC_(bigint) _FUNC_(binary) _FUNC_(boolean) _FUNC_(date)
> _FUNC_(decimal(38,18)) _FUNC_(double) _FUNC_(float) _FUNC_(int)
> _FUNC_(smallint) _FUNC_(string) _FUNC_(timestamp) _FUNC_(tinyint)
> _FUNC_(void) (state=42000,code=40000){code}
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