From noreply at atlassian.com Thu Nov 30 17:14:05 2006
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From: Emmanuel Bernard (JIRA) <noreply at atlassian.com>
To: hibernate-issues at lists.jboss.org
Subject: [hibernate-issues] [Hibernate-JIRA] Resolved: (ANN-430) @ManyToOne
 results in default outer join eager fetch, should be lazy
Date: Thu, 30 Nov 2006 16:14:04 -0600
Message-ID: <92280249.1164924844894.JavaMail.j2ee@atlassian01.managed.contegix.com>
In-Reply-To: 89254774.1157128104447.JavaMail.j2ee@atlassian01.managed.contegix.com

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     [ http://opensource.atlassian.com/projects/hibernate/browse/ANN-430?pa=
ge=3Dall ]
     =

Emmanuel Bernard resolved ANN-430:
----------------------------------

    Resolution: Fixed
     Assign To: Emmanuel Bernard

> @ManyToOne results in default outer join eager fetch, should be lazy
> --------------------------------------------------------------------
>
>          Key: ANN-430
>          URL: http://opensource.atlassian.com/projects/hibernate/browse/A=
NN-430
>      Project: Hibernate Annotations
>         Type: Bug

>   Components: documentation
>     Reporter: Christian Bauer
>     Assignee: Emmanuel Bernard
>      Fix For: 3.2.1

>
>
> Documentation says:
>       <sect3>
>         <title>Association fetching</title>
>         <para>You have the ability to either eagerly or lazily fetch
>         associated entities. The <literal>fetch</literal> parameter can b=
e set
>         to <literal>FetchType.LAZY</literal> or
>         <literal>FetchType.EAGER</literal>. <literal>EAGER</literal> will=
 try
>         to use an outer join select to retrieve the associated object, wh=
ile
>         <literal>LAZY</literal> is the default and will only trigger a se=
lect
>         when the associated object is accessed for the first time. EJBQL =
also
>         has a <literal>fetch</literal> keyword that allows you to override
>         laziness when doing a particular query. This is very useful to im=
prove
>         performance and is decided on a use case to use case basis.</para>
>       </sect3>
> However, a simple @ManyToOne without any other attributes results in an e=
ager join outer fetch.

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