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https://issues.apache.org/jira/browse/PHOENIX-4690?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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chenglei updated PHOENIX-4690:
------------------------------
Affects Version/s: 4.13.2
> GroupBy expressions should follow the order of PK Columns if GroupBy is
> orderPreserving
> ---------------------------------------------------------------------------------------
>
> Key: PHOENIX-4690
> URL: https://issues.apache.org/jira/browse/PHOENIX-4690
> Project: Phoenix
> Issue Type: Bug
> Affects Versions: 4.13.2
> Reporter: chenglei
> Priority: Critical
>
> Given a table :
> {code}
> create table test (
> pk1 integer not null ,
> pk2 integer not null,
> v integer,
> CONSTRAINT TEST_PK PRIMARY KEY (pk1,pk2))
> {code}
> and some data:
> {code}
> +------+------+-----+
> | PK1 | PK2 | V |
> +------+------+-----+
> | 1 | 8 | 10 |
> | 1 | 9 | 11 |
> | 2 | 3 | 13 |
> | 2 | 7 | 15 |
> | 3 | 2 | 17 |
> +------+------+-----+
> {code}
> for following sql :
> {code}
> select pk2,pk1,count(v) from test group by pk2,pk1 order by pk2,pk1
> {code}
> the expected result is :
> {code}
> +------+------+-----------+
> | PK2 | PK1 | COUNT(V) |
> +------+------+-----------+
> | 2 | 3 | 1 |
> | 3 | 2 | 1 |
> | 7 | 2 | 1 |
> | 8 | 1 | 1 |
> | 9 | 1 | 1 |
> +------+------+-----------+
> {code}
> but the actual result is :
> {code}
> +------+------+-----------+
> | PK2 | PK1 | COUNT(V) |
> +------+------+-----------+
> | 8 | 1 | 1 |
> | 9 | 1 | 1 |
> | 3 | 2 | 1 |
> | 7 | 2 | 1 |
> | 2 | 3 | 1 |
> +------+------+-----------+
> {code}
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