hibernate包导入，vo和与数据库映射文件，配置文件写了
<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<property name="connection.username">root </property>
<property name="connection.url">
jdbc:mysql://localhost:3306/oa
</property>
<property name="dialect">
org.hibernate.dialect.MySQLDialect
</property>
<property name="myeclipse.connection.profile">mysql </property>
<property name="connection.password">pass </property>
<property name="connection.driver_class">
com.mysql.jdbc.Driver
</property>
<property name="hibernate.hbm2ddl.auto">update </property>
<property name="show_sql">true </property>
<property name="connection.autocommit">true </property>
<mapping resource="com/oa/xml/hibernate/Notice.hbm.xml" />
</session-factory>
</hibernate-configuration>
