greenpages/greenpages.jpa/src/main/resources/META-INF/orm.xml

<?xml version="1.0" encoding="UTF-8" ?>
<entity-mappings xmlns="http://java.sun.com/xml/ns/persistence/orm"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://java.sun.com/xml/ns/persistence/orm http://java.sun.com/xml/ns/persistence/orm_1_0.xsd"
    version="1.0">
    <package>greenpages.jpa</package>
    <entity class="greenpages.jpa.JpaListing" name="Listing">
        <table name="LISTING"/>
        <attributes>
            <id name="listingNumber">
                <column name="LISTING_NUMBER"/>
                <generated-value strategy="TABLE"/>
            </id>
            <basic name="firstName">
                <column name="FIRST_NAME"/>
            </basic>
            <basic name="lastName">
                <column name="LAST_NAME"/>
            </basic>
            <basic name="emailAddress">
                <column name="EMAIL_ADDRESS"/>
            </basic>
        </attributes>
    </entity>
</entity-mappings>