 both this element and the <code>foreignKey</code>
 element of any of the <a href="#inverseJoinColumns()"><code>inverseJoinColumns()</code></a> elements
 are specified, the behavior is undefined. If no foreign key
 annotation element is specified in either location, a default
 foreign key strategy is selected by the persistence provider.</div>
<dl class="notes">
<dt>Since:</dt>
<dd>2.1</dd>
</dl>
<dl class="notes">
<dt>Default:</dt>
<dd><code>@jakarta.persistence.ForeignKey(PROVIDER_DEFAULT)</code></dd>
</d