hibernate配置文件

hibernate.cfg.xml

<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
    "-//Hibernate/Hibernate Configuration DTD//EN"
    "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
  <session-factory>
    <property name="connection.url">jdbc:mysql://localhost:3306/ht1668webbuyer?useUnicode=true&amp;characterEncoding=UTF-8</property>
    <property name="connection.driver_class">com.mysql.jdbc.Driver</property>
    <property name="connection.username">root</property>
    <property name="connection.password">root</property>
    <property name="current_session_context_class">thread</property>
    <property name="show_sql">true</property><!--显示sql语句-->
    <property name="dialect">org.hibernate.dialect.MySQL5Dialect</property>
      <!--方言配置，用来更准确的产生sql语句-->

    <!--把映射文件一定要加入资源文件中-->
    <mapping resource="hbm/User.hbm.xml"/>
    <mapping resource="hbm/UserDetails.hbm.xml"/>
    <mapping resource="hbm/Goods.hbm.xml"/>
    <mapping resource="hbm/GoodDetails.hbm.xml"/>
    <mapping resource="hbm/BuyCar.hbm.xml"/>
    <mapping resource="hbm/Order.hbm.xml"/>
    <mapping resource="hbm/OrderDetails.hbm.xml"/>
      <!-- DB schema will be updated if needed -->
    <!-- <property name="hbm2ddl.auto">update</property> -->
  </session-factory>
</hibernate-configuration>

User.hbm.xml

<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-mapping PUBLIC
    "-//Hibernate/Hibernate Mapping DTD//EN"
    "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
    <class name="com.iotek.homework.model.User" table="users" schema="ht1668webbuyer">
        <id name="id" type="java.lang.String">
            <column name="id" sql-type="char" length="32"/>
        </id>
        <property name="name" type="java.lang.String">
            <column name="name" sql-type="varchar" length="255"/>
        </property>
        <property name="pass" type="java.lang.String">
            <column name="pass" sql-type="char" length="32"/>
        </property>
        <property name="age" type="java.lang.Integer">
            <column name="age" sql-type="int"/>
        </property>
        <property name="img" type="java.lang.String">
            <column name="img" sql-type="char" length="32"/>
        </property>
        <!--cascade 表示级联,
        lazy false表示非懒加载，懒加载的意思为，在取user时不取set中的所有值，
        inverse 默认为false，用来确认外键id是否有值，
        但是正常配置后，不可能出现外键id为null，所以不需要-->
        <set name="userDetailses" cascade="all" lazy="false">
            <key column="userid"/>
            <one-to-many class="com.iotek.homework.model.UserDetails"/>
        </set>
    </class>
</hibernate-mapping>