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authorRick Sapir2012-09-11 12:02:35 +0000
committerRick Sapir2012-09-11 12:02:35 +0000
commit8e0365779296d9be8fc41a2f70b35f664037c59c (patch)
treeeee45362bee52cded0193714a39eae0cdffc01f4 /jpa/plugins/org.eclipse.jpt.doc.user/tasks013.htm
parentafcbd30b7682e576495f1c2069cdf9fe719aeacf (diff)
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Updated docs, preliminary review
Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.doc.user/tasks013.htm')
-rw-r--r--jpa/plugins/org.eclipse.jpt.doc.user/tasks013.htm169
1 files changed, 39 insertions, 130 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.doc.user/tasks013.htm b/jpa/plugins/org.eclipse.jpt.doc.user/tasks013.htm
index 8aadf81887..2ea0b5d2ea 100644
--- a/jpa/plugins/org.eclipse.jpt.doc.user/tasks013.htm
+++ b/jpa/plugins/org.eclipse.jpt.doc.user/tasks013.htm
@@ -3,162 +3,71 @@
<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" />
-
<meta http-equiv="Content-Style-Type" content="text/css" />
<meta http-equiv="Content-Script-Type" content="text/javascript" />
-<title>ID 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>Embedded ID 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="ID 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="Embedded ID 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="BABGCBHG" name="BABGCBHG"></a></p>
+<p class="betadraftsubtitle">Beta Draft: 2012-09-11</p>
+<p><a id="CIHDIAEE" name="CIHDIAEE"></a></p>
<div class="sect2"><!-- infolevel="all" infotype="General" -->
-<h1>ID mapping</h1>
-<p><a id="sthref126" name="sthref126"></a><a id="sthref127" name="sthref127"></a><a id="sthref128" name="sthref128"></a><a id="sthref129" name="sthref129"></a>Use an <span class="bold">ID Mapping</span> to specify the primary key of an entity. ID mappings may be used with a <a href="tasks006.htm#BABGBIEE">Entity</a> or <a href="tasks008.htm#BABDAGCI">Mapped superclass</a>. Each <a href="tasks006.htm#BABGBIEE">Entity</a> must have an ID mapping.</p>
+<h1>Embedded ID mapping</h1>
+<p><a id="sthref174" name="sthref174"></a><a id="sthref175" name="sthref175"></a><a id="sthref176" name="sthref176"></a><a id="sthref177" name="sthref177"></a>Use an <span class="bold">Embedded ID Mapping</span> to specify the primary key of an embedded ID. These mappings may be used with a <a href="tasks003.htm#BABFEICE">Embeddable</a> entities.</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 filed and then select <span class="bold">Map as &gt; ID</span>. The <a href="ref_persistence_map_view.htm#BABIFBAF">JPA Details view (for attributes)</a> displays the properties for the selected.</p>
-</li>
-<li>
-<p>Use this table to complete the <a href="ref_mapping_general.htm#CACBHFIJ">General 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="22%" />
-<col width="*" />
-<col width="35%" />
-<thead>
-<tr align="left" valign="top">
-<th align="left" valign="bottom" id="r1c1-t17">Property</th>
-<th align="left" valign="bottom" id="r1c2-t17">Description</th>
-<th align="left" valign="bottom" id="r1c3-t17">Default</th>
-</tr>
-</thead>
-<tbody>
-<tr align="left" valign="top">
-<td align="left" id="r2c1-t17" headers="r1c1-t17">Entity Mapping Hyperlink</td>
-<td align="left" headers="r2c1-t17 r1c2-t17">Defines this mapping as an <span class="bold">ID Mapping</span>.
-<p>This field corresponds to the <code>@Id</code> annotation.</p>
-</td>
-<td align="left" headers="r2c1-t17 r1c3-t17">ID</td>
-</tr>
-<tr align="left" valign="top">
-<td align="left" id="r3c1-t17" headers="r1c1-t17">Column</td>
-<td align="left" headers="r3c1-t17 r1c2-t17">The database column mapped to the entity attribute. See <a href="ref_mapping_general.htm#CACGCBHB">"Column"</a> for details.</td>
-<td align="left" headers="r3c1-t17 r1c3-t17">By default, the Column is assumed to be named identically to the attribute.</td>
-</tr>
-<tr align="left" valign="top">
-<td align="left" id="r4c1-t17" headers="r1c1-t17">Table</td>
-<td align="left" headers="r4c1-t17 r1c2-t17">The database table mapped to the entity attribute.</td>
-<td align="left" headers="r4c1-t17 r1c3-t17">By default, the Table is assumed to be identical to the table associated with the entity.</td>
-</tr>
-<tr align="left" valign="top">
-<td align="left" id="r5c1-t17" headers="r1c1-t17">Temporal</td>
-<td align="left" headers="r5c1-t17 r1c2-t17">Specifies the type of data. See <a href="ref_mapping_general.htm#CACEAJGD">"Temporal"</a> for details.
-<ul>
+<p>Right-click the field and then select <span class="bold">Map As &gt; Embedded Id</span>. The <a href="ref_persistence_map_view.htm#BABIFBAF">JPA Details view (for attributes)</a> displays the properties for the selected field.</p>
+<div class="figure"><a id="sthref178" name="sthref178"></a>
+<p class="titleinfigure">JPA Details, Embedded ID mapping</p>
+<img src="img/jpa_details_embedded.png" alt="PA Details, Element collection mapping" title="PA Details, Element collection mapping" /><br /></div>
+<!-- class="figure" --></li>
<li>
-<p>Date</p>
-</li>
-<li>
-<p>Time</p>
+<p>Complete each field in the <a href="reference028.htm#CACDIDIA">Embedded ID Mapping</a> area.</p>
</li>
+</ol>
+<p>Eclipse adds the following annotations to the field:</p>
+<pre xml:space="preserve" class="oac_no_warn">
+@EmbeddedId
+</pre>
+<a id="sthref179" name="sthref179"></a>
+<p class="subhead2">Related tasks</p>
+<ul>
<li>
-<p>Timestamp</p>
+<p><a href="task_mapping.htm#BABDGBIJ">Mapping an entity</a></p>
</li>
</ul>
-</td>
-<td align="left" headers="r5c1-t17 r1c3-t17"><br /></td>
-</tr>
-</tbody>
-</table>
-<br /></div>
-<!-- class="inftblruleinformal" --></li>
-<li>
-<p>Use this table to complete the fields in <a href="ref_primary_key.htm#CACFCCAB">Primary Key Generation information</a> area 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 PK Generation tab." summary="This table lists the fields in the PK Generation tab." dir="ltr" border="1" width="100%" frame="border" rules="all" cellpadding="3" cellspacing="0">
-<col width="22%" />
-<col width="*" />
-<col width="35%" />
-<thead>
-<tr align="left" valign="top">
-<th align="left" valign="bottom" id="r1c1-t18">Property</th>
-<th align="left" valign="bottom" id="r1c2-t18">Description</th>
-<th align="left" valign="bottom" id="r1c3-t18">Default</th>
-</tr>
-</thead>
-<tbody>
-<tr align="left" valign="top">
-<td align="left" id="r2c1-t18" headers="r1c1-t18">Primary Key Generation</td>
-<td align="left" headers="r2c1-t18 r1c2-t18">These fields define how the primary key is generated.</td>
-<td align="left" headers="r2c1-t18 r1c3-t18"><br /></td>
-</tr>
-<tr align="left" valign="top">
-<td align="left" id="r3c1-t18" headers="r1c1-t18">&nbsp;&nbsp;Strategy</td>
-<td align="left" headers="r3c1-t18 r1c2-t18">See <a href="ref_primary_key.htm#CACBAJBC">"Primary Key Generation"</a> for details.
+<a id="sthref180" name="sthref180"></a>
+<p class="subhead2">Related references</p>
<ul>
<li>
-<p>Auto</p>
+<p><a href="ref_persistence_outline.htm#BABEGGFE">JPA Structure view</a></p>
</li>
<li>
-<p>Sequence</p>
+<p><a href="ref_persistence_map_view.htm#BABIFBAF">JPA Details view (for attributes)</a></p>
</li>
+</ul>
+<a id="sthref181" name="sthref181"></a>
+<p class="subhead2">Related concepts</p>
+<ul>
<li>
-<p>Identity</p>
+<p><a href="concept_mapping.htm#BABBDJFI">Understanding OR mappings</a></p>
</li>
<li>
-<p>Table</p>
+<p><a href="concepts001.htm#BABBGFJG">Understanding Java Persistence API</a></p>
</li>
</ul>
-</td>
-<td align="left" headers="r3c1-t18 r1c3-t18">Auto</td>
-</tr>
-<tr align="left" valign="top">
-<td align="left" id="r4c1-t18" headers="r1c1-t18">&nbsp;&nbsp;Generator&nbsp;Name</td>
-<td align="left" headers="r4c1-t18 r1c2-t18">Name of the primary key generator specified in the <span class="bold">Strategy</span></td>
-<td align="left" headers="r4c1-t18 r1c3-t18"><br /></td>
-</tr>
-</tbody>
-</table>
-<br /></div>
-<!-- class="inftblruleinformal" --></li>
-</ol>
-<p>Additional fields will appear in the <a href="ref_primary_key.htm#CACFCCAB">Primary Key Generation information</a> area, depending on the selected Strategy. See <a href="ref_persistence_map_view.htm#BABIFBAF">"JPA Details view (for attributes)"</a> for additional information.</p>
-<p>Eclipse adds the following annotations to the field:</p>
-<pre xml:space="preserve" class="oac_no_warn">
-@Id
-@Column(name="<span class="italic">&lt;COLUMN_NAME&gt;</span>", table="<span class="italic">&lt;TABLE_NAME&gt;</span>", insertable=<span class="italic">&lt;INSERTABLE&gt;</span>,
- updatable=<span class="italic">&lt;UPDATABLE&gt;</span>)
-@Temporal(<span class="italic">&lt;TEMPORAL&gt;</span>)
-@GeneratedValue(strategy=GeneratorType.<span class="italic">&lt;STRATEGY&gt;</span>, generator="<span class="italic">&lt;GENERATOR_NAME&gt;</span>")@TableGenerator(name="<span class="italic">&lt;TABLE_GENERATOR_NAME&gt;</span>", table = "<span class="italic">&lt;TABLE_GENERATOR_TABLE&gt;</span>",
- pkColumnName = "<span class="italic">&lt;TABLE_GENERATOR_PK&gt;</span>",
- valueColumnName = "<span class="italic">&lt;TABLE_GENERATOR_VALUE_COLUMN&gt;</span>",
- pkColumnValue = "<span class="italic">&lt;TABLE_GENERATOR_PK_COLUMN_VALUE&gt;</span>")@SequenceGenerator(name="<span class="italic">&lt;SEQUENCE_GENERATOR_NAME&gt;</span>",
- sequenceName="<span class="italic">&lt;SEQUENCE_GENERATOR_SEQUENCE&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>
+</div>
<!-- class="sect2" -->
<!-- Start Footer -->
<div class="footer">
@@ -166,11 +75,11 @@
<col width="86%" />
<col width="*" />
<tr>
-<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 />
<a href="dcommon/html/cpyr.htm"><span class="copyrightlogo">Legal Notices</span></a></td>
</tr>
</table>
</div>
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-</html>
+</html> \ No newline at end of file

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