hibernate连接mysql配置文件

<!-- 指定Hibernate配置文件的DTD信息 -->

<!DOCTYPE hibernate-configuration PUBLIC

 "-//Hibernate/Hibernate Configuration DTD 3.0//EN"

 "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">

<!-- hibernate- configuration是连接配置文件的根元素 -->

<hibernate-configuration>

 <session-factory>

  <!-- 指定连接数据库所用的驱动 -->

  <property name="connection.driver_class">com.mysql.jdbc.Driver</property>

  <!-- 指定连接数据库的url，hibernate连接的数据库名 -->

  <property name="connection.url">jdbc:mysql://localhost/slim</property>

  <property name="connection.useUnicode">true</property>

  <property name="connection.characterEncoding">gbk</property>

  <!-- 指定连接数据库的用户名 -->

  <property name="connection.username">root</property>

  <!-- 指定连接数据库的密码 -->

  <property name="connection.password">gyfbao</property>

  <!-- C3P0连接池设定-->

  <property name="hibernate.connection.provider_class">org.hibernate.connection.C3P0ConnectionProvider</property>

  <!-- 指定连接池里最大连接数 -->

  <property name="hibernate.c3p0.max_size">20</property>

  <!-- 指定连接池里最小连接数 -->

  <property name="hibernate.c3p0.min_size">1</property>

  <!-- 指定连接池里连接的超时时长 -->

  <property name="hibernate.c3p0.timeout">1800</property>

  <!-- 指定连接池里最大缓存多少个Statement对象 -->

  <property name="hibernate.c3p0.max_statements">100</property>

  <property name="hibernate.c3p0.idle_test_period">500</property>

  <property name="hibernate.c3p0.acquire_increment">2</property>

  <property name="hibernate.c3p0.validate">true</property>

  <property name="hibernate.c3p0.preferredTestQuery ">select 1 </property>

        <property name="hibernate.c3p0.idleConnectionTestPeriod ">18000</property>            

        <property name="hibernate.c3p0.maxIdleTime">25000</property>         

        <property name="hibernate.c3p0.testConnectionOnCheckout">true</property>

  

  <!-- 指定数据库方言 -->

  <property name="dialect">org.hibernate.dialect.MySQLInnoDBDialect</property>

  <!-- 根据需要自动创建数据库 -->

  <property name="hbm2ddl.auto">update</property>

  <!-- 显示Hibernate持久化操作所生成的SQL -->

        <property name="show_sql">true</property>

  <!-- 将SQL脚本进行格式化后再输出--> 

        <property name="hibernate.format_sql">true</property>

  <!-- 罗列所有的映射文件

  <mapping resource="User.hbm.xml"/>

  <mapping resource="Area.hbm.xml"/>

  <mapping resource="Training.hbm.xml"/>

  <mapping resource="School.hbm.xml"/>

  <mapping resource="Figure.hbm.xml"/>

  <mapping resource="Jobs.hbm.xml"/>

  <mapping resource="Trabuy.hbm.xml"/>

  <mapping resource="Schbuy.hbm.xml"/>

  <mapping resource="Schfigure.hbm.xml"/>

  <mapping resource="Profession.hbm.xml"/>

  <mapping resource="Course.hbm.xml"/>

  <mapping resource="Library.hbm.xml"/>

  <mapping resource="MainCategories.hbm.xml"/>

  <mapping resource="SecondaryCategories.hbm.xml"/>--> 

  <mapping resource="News.hbm.xml"/>

  <mapping resource="NewContent.hbm.xml"/>

  <mapping resource="Ask.hbm.xml"/>

  <mapping resource="Answer.hbm.xml"/>

  <mapping resource="About.hbm.xml"/> 

  <mapping resource="Item.hbm.xml"/> 

 </session-factory>

</hibernate-configuration>