[hibernate-issues] [Hibernate-JIRA] Updated: (HHH-1615) GROUP BY entity does not work
Anders Wallgren (JIRA)
noreply at atlassian.com
Mon Jul 21 18:16:16 EDT 2008
[ http://opensource.atlassian.com/projects/hibernate/browse/HHH-1615?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Anders Wallgren updated HHH-1615:
---------------------------------
Attachment: group-by-discriminator.patch
Here is a (naive) implementation of support for subclasses (i.e. the discriminator column) for single-table polymorphism.
It's based 3.2.6 and requires Sandeep's patch be applied first.
> GROUP BY entity does not work
> -----------------------------
>
> Key: HHH-1615
> URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-1615
> Project: Hibernate3
> Issue Type: Improvement
> Components: query-hql
> Affects Versions: 3.2.5
> Environment: PostgreSQL 8.1.3, Hibernate 3.1.3
> Reporter: Xavier Bugaud
> Assignee: Anthony Patricio
> Priority: Critical
> Attachments: group-by-discriminator.patch, hibernate-group-by.diff
>
>
> The query : "select cat, count(*) from Cat cat group by cat" does not work.
> ERROR: column "xxxx" must appear in the GROUP BY clause or be used in an aggregate function
> See :
> - http://forum.hibernate.org/viewtopic.php?t=953716
> - http://jira.nhibernate.org/browse/NH-528
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