创建关系映射文件:(把实体类映射成一个表)
1 右键src==>new==>other==>hibernate==>hbm.xml==>Student==>Finish
2 创建mysql数据库
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<!-- Generated 2017-12-20 0:42:12 by Hibernate Tools 3.4.0.CR1 -->
<hibernate-mapping>
<class name="com.ddwei.student.Student" table="STUDENT">
<id name="pid" type="int">
<column name="PID" />
<generator class="assigned" />
</id>
<property name="name" type="java.lang.String">
<column name="NAME" />
</property>
<property name="sex" type="java.lang.String">
<column name="SEX" />
</property>
<property name="birthday" type="java.util.Date">
<column name="BIRTHDAY" />
</property>
<property name="address" type="java.lang.String">
<column name="ADDRESS" />
</property>
</class>
</hibernate-mapping>