<!-- 兩表關聯 -->
<composite-id name="userRoleRelationid"
class="com.fh.model.userRoleRelation.UserRoleRelation">
<!-- 使用者表 -->
<key-many-to-one name="userId" lazy="false"
class="com.fh.model.user.User">
<column name="user_Id"></column>
</key-many-to-one>
<!-- 角色表 -->
<key-many-to-one name="roleId" lazy="false"
class="com.fh.model.user.Role">
<column name="role_Id"></column>
</key-many-to-one>
<!-- userId為String類型 -->
<!-- <key-property name="userId" type="java.lang.String">
<olumn name="user_id" length="32"></column>
</key-property> -->
</composite-id>
</class>