Hibernate 集合映射

Set映射:

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-mapping PUBLIC
        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
        "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
    <class name="com.dys.model.User" table="USERS" schema="SCOTT">
        <id name="id" type="java.lang.Long">
            <column name="/>
            <generator class="sequence">
                <param name="sequence">GUESTBOOK_SEQ</param>
            </generator>
        </id>
        <property name="username" type="java.lang.String">
            <column name="/>
        </property>
        <property name="password" type="java.lang.String">
            <column name="/>
        </property>
        <set name="emails" table="EMAILS">
            <key>
                <column name="USERID"/>
            </key>
            <element type="java.lang.String">
                <column name="EMAIL"/>
            </element>
        </set>
    </class>
</hibernate-mapping>

List映射:

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-mapping PUBLIC
        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
        "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
    <class name="com.dys.model.User" table="USERS" schema="SCOTT">
        <id name="id" type="java.lang.Long">
            <column name="/>
            <generator class="sequence">
                <param name="sequence">GUESTBOOK_SEQ</param>
            </generator>
        </id>
        <property name="username" type="java.lang.String">
            <column name="/>
        </property>
        <property name="password" type="java.lang.String">
            <column name="/>
        </property>
        <list name="emails" table="EMAILS">
            <key>
                <column name="USERID"/>
            </key>
        <!--
            <index>
                <column name="EMAIL_INDEX"/>
            </index>
        -->
            <list-index ">
                <column name="EMAIL_INDEX"></column>
            </list-index>
            <element type="java.lang.String">
                <column name="EMAIL"/>
            </element>
        </list>
    </class>
</hibernate-mapping>