doctrine2/tests/Doctrine/Tests/ORM/Mapping/xml/Doctrine.Tests.ORM.Mapping.XMLSLC.dcm.xml

<?xml version="1.0" encoding="UTF-8"?>
<doctrine-mapping xmlns="http://doctrine-project.org/schemas/orm/doctrine-mapping"
      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
      xsi:schemaLocation="http://doctrine-project.org/schemas/orm/doctrine-mapping
                          https://www.doctrine-project.org/schemas/orm/doctrine-mapping.xsd">
    <entity name="Doctrine\Tests\ORM\Mapping\XMLSLC">
        <cache usage="NONSTRICT_READ_WRITE" />
        <id name="foo" association-key="true"/>
        <many-to-one field="foo" target-entity="Doctrine\Tests\ORM\Mapping\XMLSLCFoo">
            <join-column name="foo_id" referenced-column-name="id" />
        </many-to-one>
    </entity>
</doctrine-mapping>