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diff --git a/jpa/plugins/org.eclipse.jpt.doc.user/tasks010.htm b/jpa/plugins/org.eclipse.jpt.doc.user/tasks010.htm deleted file mode 100644 index d7c93f70a0..0000000000 --- a/jpa/plugins/org.eclipse.jpt.doc.user/tasks010.htm +++ /dev/null @@ -1,181 +0,0 @@ -<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" - "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> -<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> -<head> -<!-- Run date = July 23, 2008 8:59:46 --> -<meta http-equiv="Content-Type" content="text/html; charset=us-ascii" /> -<title>Basic mapping</title> - -<meta http-equiv="Content-Style-Type" content="text/css" /> -<meta http-equiv="Content-Script-Type" content="text/javascript" /> -<meta name="generator" content="Oracle DARB XHTML Converter (Mode = ohj/ohw) - Version 5.0" /> -<meta name="date" content="2005-07-10T12:57:20+08:00" /> -<meta name="robots" content="noarchive" /> -<meta name="doctitle" content="Basic mapping" /> -<meta name="relnum" content="Release 2.0" /> -<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" /> -<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" /> -<!-- start--> -<!-- contents --> -</head> -<body> -<p><a id="BABBABCE" name="BABBABCE"></a></p> -<div class="sect2"><!-- infolevel="all" infotype="General" --> -<h1>Basic mapping</h1> -<p><a id="sthref97" name="sthref97"></a><a id="sthref98" name="sthref98"></a><a id="sthref99" name="sthref99"></a><a id="sthref100" name="sthref100"></a>Use a <span class="bold">Basic Mapping</span> to map an attribute directly to a database column. Basic mappings may be used only with the following attribute types:</p> -<ul> -<li> -<p>Java primitive types and wrappers of the primitive types</p> -</li> -<li> -<p><code>java.lang.String, java.math.BigInteger</code></p> -</li> -<li> -<p><code>java.math.BigDecimal</code></p> -</li> -<li> -<p><code>java.util.Date</code></p> -</li> -<li> -<p><code>java.util.Calendar, java.sql.Date</code></p> -</li> -<li> -<p><code>java.sql.Time</code></p> -</li> -<li> -<p><code>java.sql.Timestamp</code></p> -</li> -<li> -<p><code>byte[]</code></p> -</li> -<li> -<p><code>Byte[]</code></p> -</li> -<li> -<p><code>char[]</code></p> -</li> -<li> -<p><code>Character[]</code></p> -</li> -<li> -<p>enums</p> -</li> -<li> -<p>any other type that implements <code>Serializable</code></p> -</li> -</ul> -<p>To create a basic mapping:</p> -<ol start="1"> -<li> -<p>In the <a href="ref_persistence_outline.htm#BABEGGFE">JPA Structure view</a>, right-click the field to map. Select <span class="bold">Map As > Basic</span>. The <a href="ref_persistence_map_view.htm#BABIFBAF">JPA Details view (for attributes)</a> displays the properties for the selected field.</p> -</li> -<li> -<p>Use this table to complete the remaining fields on 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"> -<thead> -<tr align="left" valign="top"> -<th align="left" valign="bottom" id="r1c1-t15">Property</th> -<th align="left" valign="bottom" id="r1c2-t15">Description</th> -<th align="left" valign="bottom" id="r1c3-t15">Default</th> -</tr> -</thead> -<tbody> -<tr align="left" valign="top"> -<td align="left" id="r2c1-t15" headers="r1c1-t15">Entity Map Hyperlink</td> -<td align="left" headers="r2c1-t15 r1c2-t15">Defines this mapping as a <span class="bold">Basic Mapping</span>. -<p>This corresponds to the <code>@Basic</code> annotation.</p> -</td> -<td align="left" headers="r2c1-t15 r1c3-t15">Basic</td> -</tr> -<tr align="left" valign="top"> -<td align="left" id="r3c1-t15" headers="r1c1-t15">Column</td> -<td align="left" headers="r3c1-t15 r1c2-t15">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-t15 r1c3-t15">By default, the Column is assumed to be named identically to the attribute and always included in the <code>INSERT</code> and <code>UPDATE</code> statements.</td> -</tr> -<tr align="left" valign="top"> -<td align="left" id="r4c1-t15" headers="r1c1-t15">Table</td> -<td align="left" headers="r4c1-t15 r1c2-t15">Name of the database table.</td> -<td align="left" headers="r4c1-t15 r1c3-t15"><br /></td> -</tr> -<tr align="left" valign="top"> -<td align="left" id="r5c1-t15" headers="r1c1-t15">Fetch</td> -<td align="left" headers="r5c1-t15 r1c2-t15">Defines how data is loaded from the database. See <a href="ref_mapping_general.htm#CACGGGHB">"Fetch Type"</a> for details. -<ul> -<li> -<p>Eager</p> -</li> -<li> -<p>Lazy</p> -</li> -</ul> -</td> -<td align="left" headers="r5c1-t15 r1c3-t15">Eager</td> -</tr> -<tr align="left" valign="top"> -<td align="left" id="r6c1-t15" headers="r1c1-t15">Optional</td> -<td align="left" headers="r6c1-t15 r1c2-t15">Specifies if this field is can be null.</td> -<td align="left" headers="r6c1-t15 r1c3-t15">Yes</td> -</tr> -<tr align="left" valign="top"> -<td align="left" id="r7c1-t15" headers="r1c1-t15">Temporal</td> -<td align="left" headers="r7c1-t15 r1c2-t15">Specifies the type of data. See <a href="ref_mapping_general.htm#CACEAJGD">"Temporal"</a> for details. -<ul> -<li> -<p>Date</p> -</li> -<li> -<p>Time</p> -</li> -<li> -<p>Timestamp</p> -</li> -</ul> -</td> -<td align="left" headers="r7c1-t15 r1c3-t15"><br /></td> -</tr> -<tr align="left" valign="top"> -<td align="left" id="r8c1-t15" headers="r1c1-t15">Lob</td> -<td align="left" headers="r8c1-t15 r1c2-t15">Specifies if this is a large objects (BLOB or CLOB). See <a href="ref_mapping_general.htm#CACBBIBI">"Lob"</a> for details.</td> -<td align="left" headers="r8c1-t15 r1c3-t15"><br /></td> -</tr> -</tbody> -</table> -<br /></div> -<!-- class="inftblruleinformal" --></li> -</ol> -<p>Eclipse adds the following annotations to the field:</p> -<pre xml:space="preserve" class="oac_no_warn"> -@Column(name="<span class="italic"><COLUMN_NAME></span>", table="<span class="italic"><COLUMN_TABLE></span>", - insertable=<span class="italic"><INSERTABLE></span>, updatable=<span class="italic"><UPDATABLE></span>) -@Basic(fetch=FetchType.<span class="italic"><FETCH_TYPE></span>, optional = <span class="italic"><OPTIONAL></span>) -@Temporal(TemporalType.<span class="italic"><TEMPORAL></span>) - -</pre> -<p> </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> </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> </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> -<!-- class="sect2" --> -<!-- Start Footer --> -<div class="footer"> -<table class="simple oac_no_warn" summary="" cellspacing="0" cellpadding="0" width="100%"> -<tr> -<td align="left" width="86%"><a href="dcommon/html/cpyr.htm"><span class="copyrightlogo">Copyright © 2006, 2008, Oracle. All rights reserved.</span></a></td> -</tr> -</table> -</div> -<!-- class="footer" --> -</body> -</html> |