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Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm')
-rw-r--r-- | jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm b/jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm index 7502303b93..1b96f12a64 100644 --- a/jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm +++ b/jpa/plugins/org.eclipse.jpt.doc.user/tasks017.htm @@ -2,7 +2,7 @@ "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 8:59:47 --> +<!-- Run date = December 11, 2008 12:34:26 --> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii" /> <title>One-to-one mapping</title> @@ -12,7 +12,7 @@ <meta name="date" content="2005-07-10T12:57:20+08:00" /> <meta name="robots" content="noarchive" /> <meta name="doctitle" content="One-to-one mapping" /> -<meta name="relnum" content="Release 2.0" /> +<meta name="relnum" content="Release 2.1" /> <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" /> @@ -23,7 +23,7 @@ <p><a id="BABFHBCJ" name="BABFHBCJ"></a></p> <div class="sect2"><!-- infolevel="all" infotype="General" --> <h1>One-to-one mapping</h1> -<p><a id="sthref127" name="sthref127"></a><a id="sthref128" name="sthref128"></a><a id="sthref129" name="sthref129"></a><a id="sthref130" name="sthref130"></a>Use a <span class="bold">One-to-One Mapping</span> to define a relationship with one-to-many multiplicity.</p> +<p><a id="sthref129" name="sthref129"></a><a id="sthref130" name="sthref130"></a><a id="sthref131" name="sthref131"></a><a id="sthref132" name="sthref132"></a>Use a <span class="bold">One-to-One Mapping</span> to define a relationship with one-to-many multiplicity.</p> <ol start="1"> <li> <p>In the <a href="ref_persistence_outline.htm#BABEGGFE">JPA Structure view</a>, select the field to map.</p> @@ -37,27 +37,27 @@ <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-t26">Property</th> -<th align="left" valign="bottom" id="r1c2-t26">Description</th> -<th align="left" valign="bottom" id="r1c3-t26">Default</th> +<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-t26" headers="r1c1-t26">Mapped Entity Hyperlink</td> -<td align="left" headers="r2c1-t26 r1c2-t26">Defines mapping as <span class="bold">One-to-One</span>. This corresponds to the <code>@OneToOne</code> annotation.</td> -<td align="left" headers="r2c1-t26 r1c3-t26">One-to-One</td> +<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-t26" headers="r1c1-t26">Target Entity</td> -<td align="left" headers="r3c1-t26 r1c2-t26">The entity to which this attribute is mapped.</td> -<td align="left" headers="r3c1-t26 r1c3-t26">null +<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-t26" headers="r1c1-t26">Fetch Type</td> -<td align="left" headers="r4c1-t26 r1c2-t26">Defines how data is loaded from the database. See <a href="ref_mapping_general.htm#CACGGGHB">"Fetch Type"</a> for details. +<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. <ul> <li> <p>Eager</p> @@ -67,12 +67,12 @@ </li> </ul> </td> -<td align="left" headers="r4c1-t26 r1c3-t26">Eager</td> +<td align="left" headers="r4c1-t25 r1c3-t25">Eager</td> </tr> <tr align="left" valign="top"> -<td align="left" id="r5c1-t26" headers="r1c1-t26">Mapped By</td> -<td align="left" headers="r5c1-t26 r1c2-t26">The database field that owns the relationship.</td> -<td align="left" headers="r5c1-t26 r1c3-t26"><br /></td> +<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> @@ -84,18 +84,18 @@ <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-t27">Property</th> -<th align="left" valign="bottom" id="r1c2-t27">Description</th> -<th align="left" valign="bottom" id="r1c3-t27">Default</th> +<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-t27" headers="r1c1-t27">Join Column</td> -<td align="left" headers="r2c1-t27 r1c2-t27"><a id="sthref131" name="sthref131"></a><a id="sthref132" name="sthref132"></a>Specify a mapped column for joining an entity association. This field corresponds to the <code>@JoinColum</code> attribute. +<td align="left" id="r2c1-t26" headers="r1c1-t26">Join Column</td> +<td align="left" headers="r2c1-t26 r1c2-t26"><a id="sthref133" name="sthref133"></a><a id="sthref134" name="sthref134"></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-t27 r1c3-t27">By default, the mapping is assumed to have a single join.</td> +<td align="left" headers="r2c1-t26 r1c3-t26">By default, the mapping is assumed to have a single join.</td> </tr> </tbody> </table> |