[jira] [Commented] (PHOENIX-4139) select distinct with identical aggregations return weird values

["James Taylor (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/PHOENIX-4139?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16341767#comment-16341767 ] 

James Taylor commented on PHOENIX-4139:
---------------------------------------

[~cskrabak] - I tried your test case and it passes without any changes when run against head of master. Should we close this or do you have a way to repro an issue?

> select distinct with identical aggregations return weird values 
> ----------------------------------------------------------------
>
>                 Key: PHOENIX-4139
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-4139
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 4.12.0
>         Environment: minicluster
>            Reporter: Csaba Skrabak
>            Assignee: Csaba Skrabak
>            Priority: Minor
>             Fix For: 4.14.0
>
>         Attachments: PHOENIX-4139.patch, PHOENIX-4139_v2.patch
>
>
> From sme-hbase hipchat room:
> Pulkit Bhardwaj·10:31
> i'm seeing a weird issue with phoenix, appreciate some thoughts
> Created a simple table in phoenix
> {noformat}
> 0: jdbc:phoenix:> create table test_select(nam VARCHAR(20), address VARCHAR(20), id BIGINT
> . . . . . . . . > constraint my_pk primary key (id));
> 0: jdbc:phoenix:> upsert into test_select (nam, address,id) values('pulkit','badaun',1);
> 0: jdbc:phoenix:> select * from test_select;
> +---------+----------+-----+
> |   NAM   | ADDRESS  | ID  |
> +---------+----------+-----+
> | pulkit  | badaun   | 1   |
> +---------+----------+-----+
> 0: jdbc:phoenix:> select distinct 'harshit' as "test_column", nam from test_select;
> +--------------+---------+
> | test_column  |   NAM   |
> +--------------+---------+
> | harshit      | pulkit  |
> +--------------+---------+
> 0: jdbc:phoenix:> select distinct 'harshit' as "test_column", trim(nam), trim(nam) from test_select;
> +--------------+----------------+----------------+
> | test_column  |   TRIM(NAM)    |   TRIM(NAM)    |
> +--------------+----------------+----------------+
> | harshit      | pulkitpulkit  | pulkitpulkit  |
> +--------------+----------------+----------------+
> {noformat}
> When I apply a trim on the nam column and use it multiple times, the output has the cell data duplicated!
> {noformat}
> 0: jdbc:phoenix:> select distinct 'harshit' as "test_column", trim(nam), trim(nam), trim(nam) from test_select;
> +--------------+-----------------------+-----------------------+-----------------------+
> | test_column  |       TRIM(NAM)       |       TRIM(NAM)       |       TRIM(NAM)       |
> +--------------+-----------------------+-----------------------+-----------------------+
> | harshit      | pulkitpulkitpulkit  | pulkitpulkitpulkit  | pulkitpulkitpulkit  |
> +--------------+-----------------------+-----------------------+-----------------------+
> {noformat}
> Wondering if someone has seen this before??
> One thing to note is, if I remove the —— distinct 'harshit' as "test_column" ——  The issue is not seen
> {noformat}
> 0: jdbc:phoenix:> select trim(nam), trim(nam), trim(nam) from test_select;
> +------------+------------+------------+
> | TRIM(NAM)  | TRIM(NAM)  | TRIM(NAM)  |
> +------------+------------+------------+
> | pulkit     | pulkit     | pulkit     |
> +------------+------------+------------+
> {noformat}



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