jakartaee-9.0/javadoc/jakarta/persistence/JoinColumns.html - tomee-site-pub - Git at Google

 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 <!-- NewPage -->
 <html lang="en">
 <head>
 <title>JoinColumns</title>
 <link rel="stylesheet" type="text/css" href="../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../script.js"></script>
 </head>
 <body>
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
             parent.document.title="JoinColumns";
         }
     }
     catch(err) {
     }
 //-->
 </script>
 <noscript>
 <div>JavaScript is disabled on your browser.</div>
 </noscript>
 <!-- ========= START OF TOP NAVBAR ======= -->
 <div class="topNav"><a name="navbar.top">
 <!--   -->
 </a>
 <div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
 <a name="navbar.top.firstrow">
 <!--   -->
 </a>
 <ul class="navList" title="Navigation">
 <li><a href="../../overview-summary.html">Overview</a></li>
 <li><a href="package-summary.html">Package</a></li>
 <li class="navBarCell1Rev">Class</li>
 <li><a href="package-tree.html">Tree</a></li>
 <li><a href="../../deprecated-list.html">Deprecated</a></li>
 <li><a href="../../index-all.html">Index</a></li>
 <li><a href="../../help-doc.html">Help</a></li>
 </ul>
 </div>
 <div class="subNav">
 <ul class="navList">
 <li><a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li><a href="../../jakarta/persistence/JoinTable.html" title="annotation in jakarta.persistence"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a href="../../index.html?jakarta/persistence/JoinColumns.html" target="_top">Frames</a></li>
 <li><a href="JoinColumns.html" target="_top">No&nbsp;Frames</a></li>
 </ul>
 <ul class="navList" id="allclasses_navbar_top">
 <li><a href="../../allclasses-noframe.html">All&nbsp;Classes</a></li>
 </ul>
 <div>
 <script type="text/javascript"><!--
   allClassesLink = document.getElementById("allclasses_navbar_top");
   if(window==top) {
     allClassesLink.style.display = "block";
   }
   else {
     allClassesLink.style.display = "none";
   }
   //-->
 </script>
 </div>
 <div>
 <ul class="subNavList">
 <li>Summary:&nbsp;</li>
 <li>Field&nbsp;|&nbsp;</li>
 <li><a href="#annotation.type.required.element.summary">Required</a>&nbsp;|&nbsp;</li>
 <li><a href="#annotation.type.optional.element.summary">Optional</a></li>
 </ul>
 <ul class="subNavList">
 <li>Detail:&nbsp;</li>
 <li>Field&nbsp;|&nbsp;</li>
 <li><a href="#annotation.type.element.detail">Element</a></li>
 </ul>
 </div>
 <a name="skip.navbar.top">
 <!--   -->
 </a></div>
 <!-- ========= END OF TOP NAVBAR ========= -->
 <!-- ======== START OF CLASS DATA ======== -->
 <div class="header">
 <div class="subTitle">jakarta.persistence</div>
 <h2 title="Annotation Type JoinColumns" class="title">Annotation Type JoinColumns</h2>
 </div>
 <div class="contentContainer">
 <div class="description">
 <ul class="blockList">
 <li class="blockList">
 <hr>
 <br>
 <pre>@Target(value={METHOD,FIELD})
  @Retention(value=RUNTIME)
 public @interface <span class="memberNameLabel">JoinColumns</span></pre>
 <div class="block">Specifies the mapping for composite foreign keys. This annotation
  groups <code>JoinColumn</code> annotations for the same relationship.

  <p> When the <code>JoinColumns</code> annotation is used,
  both the <code>name</code> and the <code>referencedColumnName</code> elements
  must be specified in each such <code>JoinColumn</code> annotation.

  <pre>

     Example:
     &#064;ManyToOne
     &#064;JoinColumns({
         &#064;JoinColumn(name="ADDR_ID", referencedColumnName="ID"),
         &#064;JoinColumn(name="ADDR_ZIP", referencedColumnName="ZIP")
     })
     public Address getAddress() { return address; }
  </pre></div>
 <dl>
 <dt><span class="simpleTagLabel">Since:</span></dt>
 <dd>1.0</dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence"><code>JoinColumn</code></a>,
 <a href="../../jakarta/persistence/ForeignKey.html" title="annotation in jakarta.persistence"><code>ForeignKey</code></a></dd>
 </dl>
 </li>
 </ul>
 </div>
 <div class="summary">
 <ul class="blockList">
 <li class="blockList">
 <!-- =========== ANNOTATION TYPE REQUIRED MEMBER SUMMARY =========== -->
 <ul class="blockList">
 <li class="blockList"><a name="annotation.type.required.element.summary">
 <!--   -->
 </a>
 <h3>Required Element Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Required Element Summary table, listing required elements, and an explanation">
 <caption><span>Required Elements</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Required Element and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code><a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence">JoinColumn</a>[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/persistence/JoinColumns.html#value--">value</a></span></code>
 <div class="block">The join columns that map the relationship.</div>
 </td>
 </tr>
 </table>
 </li>
 </ul>
 <!-- =========== ANNOTATION TYPE OPTIONAL MEMBER SUMMARY =========== -->
 <ul class="blockList">
 <li class="blockList"><a name="annotation.type.optional.element.summary">
 <!--   -->
 </a>
 <h3>Optional Element Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Optional Element Summary table, listing optional elements, and an explanation">
 <caption><span>Optional Elements</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Optional Element and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code><a href="../../jakarta/persistence/ForeignKey.html" title="annotation in jakarta.persistence">ForeignKey</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/persistence/JoinColumns.html#foreignKey--">foreignKey</a></span></code>
 <div class="block">(Optional) Used to specify or control the generation of a
   foreign key constraint when table generation is in effect.</div>
 </td>
 </tr>
 </table>
 </li>
 </ul>
 </li>
 </ul>
 </div>
 <div class="details">
 <ul class="blockList">
 <li class="blockList">
 <!-- ============ ANNOTATION TYPE MEMBER DETAIL =========== -->
 <ul class="blockList">
 <li class="blockList"><a name="annotation.type.element.detail">
 <!--   -->
 </a>
 <h3>Element Detail</h3>
 <a name="value--">
 <!--   -->
 </a>
 <ul class="blockListLast">
 <li class="blockList">
 <h4>value</h4>
 <pre>public abstract&nbsp;<a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence">JoinColumn</a>[]&nbsp;value</pre>
 <div class="block">The join columns that map the relationship.</div>
 </li>
 </ul>
 </li>
 </ul>
 <!-- ============ ANNOTATION TYPE MEMBER DETAIL =========== -->
 <ul class="blockList">
 <li class="blockList"><a name="foreignKey--">
 <!--   -->
 </a>
 <ul class="blockListLast">
 <li class="blockList">
 <h4>foreignKey</h4>
 <pre>public abstract&nbsp;<a href="../../jakarta/persistence/ForeignKey.html" title="annotation in jakarta.persistence">ForeignKey</a>&nbsp;foreignKey</pre>
 <div class="block">(Optional) Used to specify or control the generation of a
   foreign key constraint when table generation is in effect.
   If both this element and the <code>foreignKey</code> element
   of any of the <code>JoinColumn</code> elements are specified,
   the behavior is undefined.  If no foreign key annotation element
   is specified in either location, the persistence provider's
   default foreign key strategy will apply.</div>
 <dl>
 <dt><span class="simpleTagLabel">Since:</span></dt>
 <dd>2.1</dd>
 </dl>
 <dl>
 <dt>Default:</dt>
 <dd>@jakarta.persistence.ForeignKey(jakarta.persistence.ConstraintMode.PROVIDER_DEFAULT)</dd>
 </dl>
 </li>
 </ul>
 </li>
 </ul>
 </li>
 </ul>
 </div>
 </div>
 <!-- ========= END OF CLASS DATA ========= -->
 <!-- ======= START OF BOTTOM NAVBAR ====== -->
 <div class="bottomNav"><a name="navbar.bottom">
 <!--   -->
 </a>
 <div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
 <a name="navbar.bottom.firstrow">
 <!--   -->
 </a>
 <ul class="navList" title="Navigation">
 <li><a href="../../overview-summary.html">Overview</a></li>
 <li><a href="package-summary.html">Package</a></li>
 <li class="navBarCell1Rev">Class</li>
 <li><a href="package-tree.html">Tree</a></li>
 <li><a href="../../deprecated-list.html">Deprecated</a></li>
 <li><a href="../../index-all.html">Index</a></li>
 <li><a href="../../help-doc.html">Help</a></li>
 </ul>
 </div>
 <div class="subNav">
 <ul class="navList">
 <li><a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li><a href="../../jakarta/persistence/JoinTable.html" title="annotation in jakarta.persistence"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a href="../../index.html?jakarta/persistence/JoinColumns.html" target="_top">Frames</a></li>
 <li><a href="JoinColumns.html" target="_top">No&nbsp;Frames</a></li>
 </ul>
 <ul class="navList" id="allclasses_navbar_bottom">
 <li><a href="../../allclasses-noframe.html">All&nbsp;Classes</a></li>
 </ul>
 <div>
 <script type="text/javascript"><!--
   allClassesLink = document.getElementById("allclasses_navbar_bottom");
   if(window==top) {
     allClassesLink.style.display = "block";
   }
   else {
     allClassesLink.style.display = "none";
   }
   //-->
 </script>
 </div>
 <div>
 <ul class="subNavList">
 <li>Summary:&nbsp;</li>
 <li>Field&nbsp;|&nbsp;</li>
 <li><a href="#annotation.type.required.element.summary">Required</a>&nbsp;|&nbsp;</li>
 <li><a href="#annotation.type.optional.element.summary">Optional</a></li>
 </ul>
 <ul class="subNavList">
 <li>Detail:&nbsp;</li>
 <li>Field&nbsp;|&nbsp;</li>
 <li><a href="#annotation.type.element.detail">Element</a></li>
 </ul>
 </div>
 <a name="skip.navbar.bottom">
 <!--   -->
 </a></div>
 <!-- ======== END OF BOTTOM NAVBAR ======= -->
 </body>
 </html>
	<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
	<!-- NewPage -->
	<html lang="en">
	<head>
	<title>JoinColumns</title>
	<link rel="stylesheet" type="text/css" href="../../stylesheet.css" title="Style">
	<script type="text/javascript" src="../../script.js"></script>
	</head>
	<body>
	<script type="text/javascript"><!--
	try {
	if (location.href.indexOf('is-external=true') == -1) {
	parent.document.title="JoinColumns";
	}
	}
	catch(err) {
	}
	//-->
	</script>
	<noscript>
	<div>JavaScript is disabled on your browser.</div>
	</noscript>
	<!-- ========= START OF TOP NAVBAR ======= -->
	<div class="topNav"><a name="navbar.top">
	<!-- -->
	</a>
	<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
	<a name="navbar.top.firstrow">
	<!-- -->
	</a>
	<ul class="navList" title="Navigation">
	<li><a href="../../overview-summary.html">Overview</a></li>
	<li><a href="package-summary.html">Package</a></li>
	<li class="navBarCell1Rev">Class</li>
	<li><a href="package-tree.html">Tree</a></li>
	<li><a href="../../deprecated-list.html">Deprecated</a></li>
	<li><a href="../../index-all.html">Index</a></li>
	<li><a href="../../help-doc.html">Help</a></li>
	</ul>
	</div>
	<div class="subNav">
	<ul class="navList">
	<li><a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence"><span class="typeNameLink">Prev Class</span></a></li>
	<li><a href="../../jakarta/persistence/JoinTable.html" title="annotation in jakarta.persistence"><span class="typeNameLink">Next Class</span></a></li>
	</ul>
	<ul class="navList">
	<li><a href="../../index.html?jakarta/persistence/JoinColumns.html" target="_top">Frames</a></li>
	<li><a href="JoinColumns.html" target="_top">No Frames</a></li>
	</ul>
	<ul class="navList" id="allclasses_navbar_top">
	<li><a href="../../allclasses-noframe.html">All Classes</a></li>
	</ul>
	<div>
	<script type="text/javascript"><!--
	allClassesLink = document.getElementById("allclasses_navbar_top");
	if(window==top) {
	allClassesLink.style.display = "block";
	}
	else {
	allClassesLink.style.display = "none";
	}
	//-->
	</script>
	</div>
	<div>
	<ul class="subNavList">
	<li>Summary: </li>
	<li>Field \| </li>
	<li><a href="#annotation.type.required.element.summary">Required</a> \| </li>
	<li><a href="#annotation.type.optional.element.summary">Optional</a></li>
	</ul>
	<ul class="subNavList">
	<li>Detail: </li>
	<li>Field \| </li>
	<li><a href="#annotation.type.element.detail">Element</a></li>
	</ul>
	</div>
	<a name="skip.navbar.top">
	<!-- -->
	</a></div>
	<!-- ========= END OF TOP NAVBAR ========= -->
	<!-- ======== START OF CLASS DATA ======== -->
	<div class="header">
	<div class="subTitle">jakarta.persistence</div>
	<h2 title="Annotation Type JoinColumns" class="title">Annotation Type JoinColumns</h2>
	</div>
	<div class="contentContainer">
	<div class="description">
	<ul class="blockList">
	<li class="blockList">
	<hr>
	<br>
	<pre>@Target(value={METHOD,FIELD})
	@Retention(value=RUNTIME)
	public @interface <span class="memberNameLabel">JoinColumns</span></pre>
	<div class="block">Specifies the mapping for composite foreign keys. This annotation
	groups <code>JoinColumn</code> annotations for the same relationship.

	<p> When the <code>JoinColumns</code> annotation is used,
	both the <code>name</code> and the <code>referencedColumnName</code> elements
	must be specified in each such <code>JoinColumn</code> annotation.

	<pre>

	Example:
	@ManyToOne
	@JoinColumns({
	@JoinColumn(name="ADDR_ID", referencedColumnName="ID"),
	@JoinColumn(name="ADDR_ZIP", referencedColumnName="ZIP")
	})
	public Address getAddress() { return address; }
	</pre></div>
	<dl>
	<dt><span class="simpleTagLabel">Since:</span></dt>
	<dd>1.0</dd>
	<dt><span class="seeLabel">See Also:</span></dt>
	<dd><a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence"><code>JoinColumn</code></a>,
	<a href="../../jakarta/persistence/ForeignKey.html" title="annotation in jakarta.persistence"><code>ForeignKey</code></a></dd>
	</dl>
	</li>
	</ul>
	</div>
	<div class="summary">
	<ul class="blockList">
	<li class="blockList">
	<!-- =========== ANNOTATION TYPE REQUIRED MEMBER SUMMARY =========== -->
	<ul class="blockList">
	<li class="blockList"><a name="annotation.type.required.element.summary">
	<!-- -->
	</a>
	<h3>Required Element Summary</h3>
	<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Required Element Summary table, listing required elements, and an explanation">
	<caption><span>Required Elements</span><span class="tabEnd"> </span></caption>
	<tr>
	<th class="colFirst" scope="col">Modifier and Type</th>
	<th class="colLast" scope="col">Required Element and Description</th>
	</tr>
	<tr class="altColor">
	<td class="colFirst"><code><a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence">JoinColumn</a>[]</code></td>
	<td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/persistence/JoinColumns.html#value--">value</a></span></code>
	<div class="block">The join columns that map the relationship.</div>
	</td>
	</tr>
	</table>
	</li>
	</ul>
	<!-- =========== ANNOTATION TYPE OPTIONAL MEMBER SUMMARY =========== -->
	<ul class="blockList">
	<li class="blockList"><a name="annotation.type.optional.element.summary">
	<!-- -->
	</a>
	<h3>Optional Element Summary</h3>
	<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Optional Element Summary table, listing optional elements, and an explanation">
	<caption><span>Optional Elements</span><span class="tabEnd"> </span></caption>
	<tr>
	<th class="colFirst" scope="col">Modifier and Type</th>
	<th class="colLast" scope="col">Optional Element and Description</th>
	</tr>
	<tr class="altColor">
	<td class="colFirst"><code><a href="../../jakarta/persistence/ForeignKey.html" title="annotation in jakarta.persistence">ForeignKey</a></code></td>
	<td class="colLast"><code><span class="memberNameLink"><a href="../../jakarta/persistence/JoinColumns.html#foreignKey--">foreignKey</a></span></code>
	<div class="block">(Optional) Used to specify or control the generation of a
	foreign key constraint when table generation is in effect.</div>
	</td>
	</tr>
	</table>
	</li>
	</ul>
	</li>
	</ul>
	</div>
	<div class="details">
	<ul class="blockList">
	<li class="blockList">
	<!-- ============ ANNOTATION TYPE MEMBER DETAIL =========== -->
	<ul class="blockList">
	<li class="blockList"><a name="annotation.type.element.detail">
	<!-- -->
	</a>
	<h3>Element Detail</h3>
	<a name="value--">
	<!-- -->
	</a>
	<ul class="blockListLast">
	<li class="blockList">
	<h4>value</h4>
	<pre>public abstract <a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence">JoinColumn</a>[] value</pre>
	<div class="block">The join columns that map the relationship.</div>
	</li>
	</ul>
	</li>
	</ul>
	<!-- ============ ANNOTATION TYPE MEMBER DETAIL =========== -->
	<ul class="blockList">
	<li class="blockList"><a name="foreignKey--">
	<!-- -->
	</a>
	<ul class="blockListLast">
	<li class="blockList">
	<h4>foreignKey</h4>
	<pre>public abstract <a href="../../jakarta/persistence/ForeignKey.html" title="annotation in jakarta.persistence">ForeignKey</a> foreignKey</pre>
	<div class="block">(Optional) Used to specify or control the generation of a
	foreign key constraint when table generation is in effect.
	If both this element and the <code>foreignKey</code> element
	of any of the <code>JoinColumn</code> elements are specified,
	the behavior is undefined. If no foreign key annotation element
	is specified in either location, the persistence provider's
	default foreign key strategy will apply.</div>
	<dl>
	<dt><span class="simpleTagLabel">Since:</span></dt>
	<dd>2.1</dd>
	</dl>
	<dl>
	<dt>Default:</dt>
	<dd>@jakarta.persistence.ForeignKey(jakarta.persistence.ConstraintMode.PROVIDER_DEFAULT)</dd>
	</dl>
	</li>
	</ul>
	</li>
	</ul>
	</li>
	</ul>
	</div>
	</div>
	<!-- ========= END OF CLASS DATA ========= -->
	<!-- ======= START OF BOTTOM NAVBAR ====== -->
	<div class="bottomNav"><a name="navbar.bottom">
	<!-- -->
	</a>
	<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
	<a name="navbar.bottom.firstrow">
	<!-- -->
	</a>
	<ul class="navList" title="Navigation">
	<li><a href="../../overview-summary.html">Overview</a></li>
	<li><a href="package-summary.html">Package</a></li>
	<li class="navBarCell1Rev">Class</li>
	<li><a href="package-tree.html">Tree</a></li>
	<li><a href="../../deprecated-list.html">Deprecated</a></li>
	<li><a href="../../index-all.html">Index</a></li>
	<li><a href="../../help-doc.html">Help</a></li>
	</ul>
	</div>
	<div class="subNav">
	<ul class="navList">
	<li><a href="../../jakarta/persistence/JoinColumn.html" title="annotation in jakarta.persistence"><span class="typeNameLink">Prev Class</span></a></li>
	<li><a href="../../jakarta/persistence/JoinTable.html" title="annotation in jakarta.persistence"><span class="typeNameLink">Next Class</span></a></li>
	</ul>
	<ul class="navList">
	<li><a href="../../index.html?jakarta/persistence/JoinColumns.html" target="_top">Frames</a></li>
	<li><a href="JoinColumns.html" target="_top">No Frames</a></li>
	</ul>
	<ul class="navList" id="allclasses_navbar_bottom">
	<li><a href="../../allclasses-noframe.html">All Classes</a></li>
	</ul>
	<div>
	<script type="text/javascript"><!--
	allClassesLink = document.getElementById("allclasses_navbar_bottom");
	if(window==top) {
	allClassesLink.style.display = "block";
	}
	else {
	allClassesLink.style.display = "none";
	}
	//-->
	</script>
	</div>
	<div>
	<ul class="subNavList">
	<li>Summary: </li>
	<li>Field \| </li>
	<li><a href="#annotation.type.required.element.summary">Required</a> \| </li>
	<li><a href="#annotation.type.optional.element.summary">Optional</a></li>
	</ul>
	<ul class="subNavList">
	<li>Detail: </li>
	<li>Field \| </li>
	<li><a href="#annotation.type.element.detail">Element</a></li>
	</ul>
	</div>
	<a name="skip.navbar.bottom">
	<!-- -->
	</a></div>
	<!-- ======== END OF BOTTOM NAVBAR ======= -->
	</body>
	</html>