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1 files changed, 65 insertions, 102 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm b/jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm
index 9c58f8a42b..f6e7a3d34a 100644
--- a/jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm
+++ b/jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm
@@ -3,132 +3,95 @@
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii" />
-
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-<title>One-to-one mapping</title>
-<meta name="generator" content="Oracle DARB XHTML Converter (Mode = ohj/ohw) - Version 5.1.1" />
-<meta name="date" content="2010-05-19T8:12:44Z" />
+<title>One-to-many mapping</title>
+<meta name="copyright" content="Copyright (c) 2000, 2009 oracle . All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this distribution, and is available at http://www.eclipse.org/legal/epl-v10.html. Contributors: Oracle - initial API and implementation" />
+<meta name="generator" content="Oracle DARB XHTML Converter (Mode = ohj/ohw) - Version 1.0.11" />
+<meta name="date" content="2012-09-11T7:44:5Z" />
<meta name="robots" content="noarchive" />
-<meta name="doctitle" content="One-to-one mapping" />
-<meta name="relnum" content="Release 2.3" />
-<meta name="copyright" content="Copyright (c) 2000, 2008 oracle . All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this distribution, and is available at http://www.eclipse.org/legal/epl-v10.html. Contributors: Oracle - initial API and implementation" />
+<meta name="doctitle" content="One-to-many mapping" />
+<meta name="relnum" content="Release 3.2" />
+<meta name="partnum" content="Release 3.2" />
<link rel="copyright" href="dcommon/html/cpyr.htm" title="Copyright" type="text/html" />
<link rel="stylesheet" href="dcommon/css/blafdoc.css" title="Oracle BLAFDoc" type="text/css" />
-<!-- contents -->
</head>
<body>
-<p><a id="BABFHBCJ" name="BABFHBCJ"></a></p>
+<p class="betadraftsubtitle">Beta Draft: 2012-09-11</p>
+<p><a id="BABHGEBD" name="BABHGEBD"></a></p>
<div class="sect2"><!-- infolevel="all" infotype="General" -->
-<h1>One-to-one mapping</h1>
-<p><a id="sthref144" name="sthref144"></a><a id="sthref145" name="sthref145"></a><a id="sthref146" name="sthref146"></a><a id="sthref147" name="sthref147"></a>Use a <span class="bold">One-to-One Mapping</span> to define a relationship with one-to-many multiplicity.</p>
+<h1>One-to-many mapping</h1>
+<p><a id="sthref208" name="sthref208"></a><a id="sthref209" name="sthref209"></a><a id="sthref210" name="sthref210"></a><a id="sthref211" name="sthref211"></a>Use a <span class="bold">One-to-Many Mapping</span> to define a relationship with one-to-many multiplicity.</p>
<ol>
<li>
<p>In the <a href="ref_persistence_outline.htm#BABEGGFE">JPA Structure view</a>, select the field to map.</p>
</li>
<li>
-<p>Right-click the field and then select <span class="bold">Map As &gt; One-to-One</span>. The <a href="ref_persistence_map_view.htm#BABIFBAF">JPA Details view (for attributes)</a> displays the properties for the selected.</p>
+<p>Right-click the field and then select <span class="bold">Map As &gt; One-to-many</span>. The <a href="ref_persistence_map_view.htm#BABIFBAF">JPA Details view (for attributes)</a> displays the properties for the selected.</p>
+<div class="figure"><a id="sthref212" name="sthref212"></a>
+<p class="titleinfigure">JPA Details, One-to-many Mapping</p>
+<img src="img/jpa_details_onetomany.png" alt="JPA Details, One-to-many Mapping" title="JPA Details, One-to-many Mapping" /><br /></div>
+<!-- class="figure" --></li>
+<li>
+<p>Complete each field in the <a href="reference032.htm#CACHGGHH">One-to-Many Mapping</a> area.</p>
</li>
<li>
-<p>Use this table to complete the <a href="ref_mapping_general.htm#CACBHFIJ">General information</a> fields in the JPA Details view.</p>
-<div class="inftblruleinformal">
-<table class="RuleInformal" title="This table lists the fields in the Persistence Properties view for this mapping." summary="This table lists the fields in the Persistence Properties view for this mapping." dir="ltr" border="1" width="100%" frame="border" rules="all" cellpadding="3" cellspacing="0">
-<col width="19%" />
-<col width="*" />
-<col width="41%" />
-<thead>
-<tr align="left" valign="top">
-<th align="left" valign="bottom" id="r1c1-t25">Property</th>
-<th align="left" valign="bottom" id="r1c2-t25">Description</th>
-<th align="left" valign="bottom" id="r1c3-t25">Default</th>
-</tr>
-</thead>
-<tbody>
-<tr align="left" valign="top">
-<td align="left" id="r2c1-t25" headers="r1c1-t25">Mapped Entity Hyperlink</td>
-<td align="left" headers="r2c1-t25 r1c2-t25">Defines mapping as <span class="bold">One-to-One</span>. This corresponds to the <code>@OneToOne</code> annotation.</td>
-<td align="left" headers="r2c1-t25 r1c3-t25">One-to-One</td>
-</tr>
-<tr align="left" valign="top">
-<td align="left" id="r3c1-t25" headers="r1c1-t25">Target Entity</td>
-<td align="left" headers="r3c1-t25 r1c2-t25">The entity to which this attribute is mapped.</td>
-<td align="left" headers="r3c1-t25 r1c3-t25">null
-<p>You do not need to explicitly specify the target entity, since it can be inferred from the type of object being referenced.</p>
-</td>
-</tr>
-<tr align="left" valign="top">
-<td align="left" id="r4c1-t25" headers="r1c1-t25">Fetch Type</td>
-<td align="left" headers="r4c1-t25 r1c2-t25">Defines how data is loaded from the database. See <a href="ref_mapping_general.htm#CACGGGHB">"Fetch Type"</a> for details.
+<p>Complete the remaining areas in the <a href="ref_persistence_map_view.htm#BABIFBAF">JPA Details view (for attributes)</a>:</p>
<ul>
<li>
-<p>Eager</p>
+<p><a href="reference039.htm#CACIJEGI">Joining Strategy</a></p>
</li>
<li>
-<p>Lazy</p>
+<p><a href="reference037.htm#CACJCHJB">Converters</a></p>
</li>
-</ul>
-</td>
-<td align="left" headers="r4c1-t25 r1c3-t25">Eager</td>
-</tr>
-<tr align="left" valign="top">
-<td align="left" id="r5c1-t25" headers="r1c1-t25">Mapped By</td>
-<td align="left" headers="r5c1-t25 r1c2-t25">The database field that owns the relationship.</td>
-<td align="left" headers="r5c1-t25 r1c3-t25"><br /></td>
-</tr>
-</tbody>
-</table>
-<br /></div>
-<!-- class="inftblruleinformal" --></li>
<li>
-<p>Use this table to complete the <a href="reference012.htm#CACFCEJC">Join Columns Information</a> fields in the <span class="gui-object-title">JPA Details</span> view.</p>
-<div class="inftblruleinformal">
-<table class="RuleInformal" title="This table lists the fields in the Persistence Properties view for this mapping." summary="This table lists the fields in the Persistence Properties view for this mapping." dir="ltr" border="1" width="100%" frame="border" rules="all" cellpadding="3" cellspacing="0">
-<col width="19%" />
-<col width="*" />
-<col width="41%" />
-<thead>
-<tr align="left" valign="top">
-<th align="left" valign="bottom" id="r1c1-t26">Property</th>
-<th align="left" valign="bottom" id="r1c2-t26">Description</th>
-<th align="left" valign="bottom" id="r1c3-t26">Default</th>
-</tr>
-</thead>
-<tbody>
-<tr align="left" valign="top">
-<td align="left" id="r2c1-t26" headers="r1c1-t26">Join Column</td>
-<td align="left" headers="r2c1-t26 r1c2-t26"><a id="sthref148" name="sthref148"></a><a id="sthref149" name="sthref149"></a>Specify a mapped column for joining an entity association. This field corresponds to the <code>@JoinColum</code> attribute.
-<p>Select <span class="bold">Override Default</span>, then Add, Edit, or Remove the join columns.</p>
-</td>
-<td align="left" headers="r2c1-t26 r1c3-t26">By default, the mapping is assumed to have a single join.</td>
-</tr>
-</tbody>
-</table>
-<br /></div>
-<!-- class="inftblruleinformal" --></li>
+<p><a href="reference038.htm#CACBIJFD">Ordering</a></p>
+</li>
+</ul>
+</li>
</ol>
<p>Eclipse adds the following annotations to the field:</p>
<pre xml:space="preserve" class="oac_no_warn">
-@OneToOne(targetEntity=<span class="italic">&lt;TARGET_ENTITY&gt;</span>, cascade=CascadeType.<span class="italic">&lt;CASCADE_TYPE&gt;</span>,
- fetch = FetchType.<span class="italic">&lt;FETCH_TYPE&gt;</span>, mappedBy = "<span class="italic">&lt;MAPPED_BY&gt;</span>")
-@JoinColumn(name="<span class="italic">&lt;JOIN_COLUMN_NAME&gt;</span>", referencedColumnName=
- "<span class="italic">&lt;JOIN_COLUMN_REFERENCED_COLUMN&gt;</span>", insertable = <span class="italic">&lt;INSERTABLE&gt;</span>,
- updatable = <span class="italic">&lt;UPDATABLE&gt;</span>)
+@OneToMany(targetEntity=<span class="italic">&lt;TARGET_ENTITY&gt;</span>)
+@Column(name="<span class="italic">&lt;COLUMN&gt;</span>")
+
+
+@OneToMany(targetEntity=<span class="italic">&lt;TARGET_ENTITY&gt;</span>.class, =Type.<span class="italic">&lt;_TYPE&gt;</span>,
+ fetch = FetchType.<span class="italic">&lt;FETCH_TYPE&gt;</span>, mappedBy = "<span class="italic">&lt;MAPPED_BY&gt;</span>")@OrderBy("<span class="italic">&lt;ORDER_BY&gt;</span>")
+@JoinTable(name="<span class="italic">&lt;JOIN_TABLE_NAME&gt;</span>", joinColumns=@JoinColumn(name=
+ "<span class="italic">&lt;JOIN_COLUMN_NAME&gt;</span>", referencedColumnName="<span class="italic">&lt;JOIN_COLUMN_REFERENCED_COLUMN&gt;</span>"),
+ inverseJoinColumns=@JoinColumn(name="<span class="italic">&lt;INVERSE_JOIN_COLUMN_NAME&gt;</span>",
+ referencedColumnName="<span class="italic">&lt;INVERSE_JOIN_COLUMN_REFERENCED_COLUMN&gt;</span>"))
</pre>
-<p>&nbsp;</p>
-<img src="img/ngrelt.png" alt="Related task" title="Related task" /><br />
-<br />
-<a href="task_mapping.htm#BABDGBIJ">Mapping an entity</a>
-<p>&nbsp;</p>
-<img src="img/ngrelr.png" alt="Related reference" title="Related reference" /><br />
-<br />
-<a href="ref_persistence_outline.htm#BABEGGFE">JPA Structure view</a><br />
-<a href="ref_persistence_map_view.htm#BABIFBAF">JPA Details view (for attributes)</a>
-<p>&nbsp;</p>
-<img src="img/ngrelc.png" alt="Related concept" title="Related concept" /><br />
-<br />
-<a href="concept_mapping.htm#BABBDJFI">Understanding OR mappings</a><br />
-<a href="concepts001.htm#BABBGFJG">Understanding EJB 3.0 Java Persistence API</a></div>
+<a id="sthref213" name="sthref213"></a>
+<p class="subhead2">Related tasks</p>
+<ul>
+<li>
+<p><a href="task_mapping.htm#BABDGBIJ">Mapping an entity</a></p>
+</li>
+</ul>
+<a id="sthref214" name="sthref214"></a>
+<p class="subhead2">Related references</p>
+<ul>
+<li>
+<p><a href="ref_persistence_outline.htm#BABEGGFE">JPA Structure view</a></p>
+</li>
+<li>
+<p><a href="ref_persistence_map_view.htm#BABIFBAF">JPA Details view (for attributes)</a></p>
+</li>
+</ul>
+<a id="sthref215" name="sthref215"></a>
+<p class="subhead2">Related concepts</p>
+<ul>
+<li>
+<p><a href="concept_mapping.htm#BABBDJFI">Understanding OR mappings</a></p>
+</li>
+<li>
+<p><a href="concepts001.htm#BABBGFJG">Understanding Java Persistence API</a></p>
+</li>
+</ul>
+</div>
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@@ -136,11 +99,11 @@
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-<td align="left"><span class="copyrightlogo">Copyright&nbsp;&copy;&nbsp;2006, 2010,&nbsp;Oracle&nbsp;and/or&nbsp;its&nbsp;affiliates.&nbsp;All&nbsp;rights&nbsp;reserved.</span><br />
+<td align="left"><span class="copyrightlogo">Copyright&nbsp;&copy;&nbsp;2011, 2012,&nbsp;Oracle&nbsp;and/or&nbsp;its&nbsp;affiliates.&nbsp;All&nbsp;rights&nbsp;reserved.</span><br />
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