[jira] [Updated] (HIVE-17240) function acos(2) should be null

2017-08-03 Thread Yuming Wang (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HIVE-17240?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Yuming Wang updated HIVE-17240:
---
Assignee: Yuming Wang
  Status: Patch Available  (was: Open)

> function acos(2) should be null
> ---
>
> Key: HIVE-17240
> URL: https://issues.apache.org/jira/browse/HIVE-17240
> Project: Hive
>  Issue Type: Bug
>  Components: UDF
>Affects Versions: 2.2.0, 1.2.2, 1.1.1
>Reporter: Yuming Wang
>Assignee: Yuming Wang
> Attachments: HIVE-17240.1.patch
>
>
> {{acos(2)}} should be null, same as MySQL:
> {code:sql}
> hive> desc function extended acos;
> OK
> acos(x) - returns the arc cosine of x if -1<=x<=1 or NULL otherwise
> Example:
>   > SELECT acos(1) FROM src LIMIT 1;
>   0
>   > SELECT acos(2) FROM src LIMIT 1;
>   NULL
> Time taken: 0.009 seconds, Fetched: 6 row(s)
> hive> select acos(2);
> OK
> NaN
> Time taken: 0.437 seconds, Fetched: 1 row(s)
> {code}
> {code:sql}
> mysql>  select acos(2);
> +-+
> | acos(2) |
> +-+
> |NULL |
> +-+
> 1 row in set (0.00 sec)
> {code}



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[jira] [Updated] (HIVE-17240) function acos(2) should be null

2017-08-03 Thread Yuming Wang (JIRA) 

 [ 
https://issues.apache.org/jira/browse/HIVE-17240?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Yuming Wang updated HIVE-17240:
---
Attachment: HIVE-17240.1.patch

> function acos(2) should be null
> ---
>
> Key: HIVE-17240
> URL: https://issues.apache.org/jira/browse/HIVE-17240
> Project: Hive
>  Issue Type: Bug
>  Components: UDF
>Affects Versions: 1.1.1, 1.2.2, 2.2.0
>Reporter: Yuming Wang
> Attachments: HIVE-17240.1.patch
>
>
> {{acos(2)}} should be null, same as MySQL:
> {code:sql}
> hive> desc function extended acos;
> OK
> acos(x) - returns the arc cosine of x if -1<=x<=1 or NULL otherwise
> Example:
>   > SELECT acos(1) FROM src LIMIT 1;
>   0
>   > SELECT acos(2) FROM src LIMIT 1;
>   NULL
> Time taken: 0.009 seconds, Fetched: 6 row(s)
> hive> select acos(2);
> OK
> NaN
> Time taken: 0.437 seconds, Fetched: 1 row(s)
> {code}
> {code:sql}
> mysql>  select acos(2);
> +-+
> | acos(2) |
> +-+
> |NULL |
> +-+
> 1 row in set (0.00 sec)
> {code}



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