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Posted to dev@phoenix.apache.org by "Saurabh Seth (JIRA)" <ji...@apache.org> on 2016/08/09 04:41:20 UTC

[jira] [Updated] (PHOENIX-2944) DATE Comparison Broken

     [ https://issues.apache.org/jira/browse/PHOENIX-2944?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Saurabh Seth updated PHOENIX-2944:
----------------------------------
    Attachment: PHOENIX-2944.patch

I want to contribute to Phoenix and took a look at this issue just to get started. The issue here is with the compareTo methods in PDate and PTimestamp classes which are used during literal value comparisons.

I am attaching a patch with the fix and a few additional unit tests.

> DATE Comparison Broken
> ----------------------
>
>                 Key: PHOENIX-2944
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-2944
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 4.7.0
>            Reporter: Aaron Stephens
>            Priority: Critical
>              Labels: Phoenix
>         Attachments: PHOENIX-2944.patch
>
>
> It appears that comparisons involving the DATE type are broken.  See examples below:
> {noformat}
> > select DATE '2016-05-10 00:00:00' > DATE '2016-05-11 00:00:00';                     
> +-------+                                                                                                                          
> | true  |                                                                                                                          
> +-------+                                                                                                                          
> | true  |                                                                                                                          
> +-------+                                                                                                                          
> 1 row selected (0.001 seconds)
> > select TIMESTAMP '2016-05-10 00:00:00' > DATE '2016-05-11 00:00:00';                
> +-------+                                                                                                                          
> | true  |                                                                                                                          
> +-------+                                                                                                                          
> | true  |                                                                                                                          
> +-------+                                                                                                                          
> 1 row selected (0.001 seconds)
> > select DATE '2016-05-10 00:00:00' > TIMESTAMP '2016-05-11 00:00:00';                
> +-------+                                                                                                                          
> | true  |                                                                                                                          
> +-------+                                                                                                                          
> | true  |                                                                                                                          
> +-------+
> 1 row selected (0.001 seconds)
> > select TIMESTAMP '2016-05-10 00:00:00' > TIMESTAMP '2016-05-11 00:00:00';           
> +--------+                                                                                                                         
> | false  |                                                                                                                         
> +--------+                                                                                                                         
> | false  |                                                                                                                         
> +--------+                                                                                                                         
> 1 row selected (0.001 seconds)
> {noformat}



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