<?xml version="1.0" encoding="utf-8" ?>
<hibernate-mapping xmlns="urn:nhibernate-mapping-2.2">
    <class name="NhibernateStudy.PortalUser（类名）,NhibernateStudy（程序集名称）" table="PortalUser" lazy="false">
        <id name="Id" column="Id" unsaved-value="0">
            <generator class="assigned" /><!--生成Id的类名一定要小写,有哪些类可以选择可以在Nhibernate的源代码中的Id目录下找到-->
        </id>
        <property name="UserName" column="UserName" type="string" length="64" not-null="true" unique="true"></property>
        <property name="Password"  column="Password"  type="string" length="64" not-null="true"></property>
    </class>
</hibernate-mapping>