[hibernate-issues] [Hibernate-JIRA] Commented: (HHH-3538) Criteria.createAlias/Criteria.createCriteria forces join fetching of association
Gérald Quintana (JIRA)
noreply at atlassian.com
Fri May 6 04:08:00 EDT 2011
[ http://opensource.atlassian.com/projects/hibernate/browse/HHH-3538?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=42260#action_42260 ]
Gérald Quintana commented on HHH-3538:
--------------------------------------
HHH-2049 wasn't a duplicate of this issue, since HHH-2049 was fixed in Hibernate 3.6.4, but HHH-3538 still occurs on same version: Doing
{code:java}
Criteria customerCrit = session.createCriteria(Customer.class);
customerCrit.createCriteria("country").add(eq("name", "France"));
List<Customer> customers = customerCrit.list();
{code}
still produces a SQL query with Country columns in select:
{code:sql}
select
this_.id as id1_1_, this_.country_id as country3_1_1_,
this_.name as name1_1_, country1_.id as id0_0_, country1_.name as name0_0_
from Customer this_
inner join Country country1_ on this_.country_id=country1_.id
where country1_.name=?
{code}
> Criteria.createAlias/Criteria.createCriteria forces join fetching of association
> --------------------------------------------------------------------------------
>
> Key: HHH-3538
> URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3538
> Project: Hibernate Core
> Issue Type: Bug
> Components: query-criteria
> Affects Versions: 3.2.6, 3.3.1, 3.5.1
> Reporter: Hauke Rabe
> Assignee: Gail Badner
> Attachments: hhh-3538-3.6.1.zip, hhh-3538.zip, hhh-3538b.zip
>
>
> The underlying cause is an invalid assumption made in JoinWalker that every association found in its association member list is to be fetched (added to the select fragment).
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