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https://issues.apache.org/jira/browse/PHOENIX-1258?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14139908#comment-14139908
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jay wong commented on PHOENIX-1258:
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[~gabriel.reid]
I know your mean. And I agree with it.
thanks for review and wonderful suggest
> RegexpSubstrFunction is not useable with group by query
> --------------------------------------------------------
>
> Key: PHOENIX-1258
> URL: https://issues.apache.org/jira/browse/PHOENIX-1258
> Project: Phoenix
> Issue Type: Bug
> Affects Versions: 3.1
> Reporter: jay wong
> Assignee: jay wong
> Fix For: 3.1
>
> Attachments: regex_substr_func.patch, regex_substr_func_group.patch,
> regex_substr_func_group2.patch, regex_substr_func_group3.patch
>
>
> 0: jdbc:phoenix:10.232.98.99:/hbase-phoenix-l> select gmt subgmt from
> test_salt1 limit 2;
> | SUBGMT |
> | asdfasf?fas |
> | basdfasf?fas |
> 2 rows selected (0.071 seconds)
> 0: jdbc:phoenix:10.232.98.99:/hbase-phoenix-l> select REGEXP_SUBSTR(gmt,
> '[^\\?]+') subgmt from test_salt1 limit 2;
> | SUBGMT |
> | asdfasf |
> | basdfasf |
> 2 rows selected (0.07 seconds)
> 0: jdbc:phoenix:10.232.98.99:/hbase-phoenix-l> select REGEXP_SUBSTR(gmt,
> '[^\\?]+') subgmt,sum(int_A) from test_salt1 group by subgmt;
> | SUBGMT | SUM(A.INT_A) |
> | null | 17498 |
> 1 row selected (0.082 seconds)
> the group by result is not expected
> below result is expected
> |SUBGMT |SUM(A.INT_A)|
> | asdfasf | 8342 |
> | basdfasf | 5449 |
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