hibernate.cfg.xml以及C3P0连接池的配置

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<?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>
<!-- 配置数据库的连接属性 -->
 <property name="myeclipse.connection.profile">MySQL5.0</property>
 <property name="connection.url">
  jdbc:mysql://localhost:3306/crm?useUnicode=true&amp;characterEncoding=gb2312
 </property>
 <property name="connection.username">root</property>
 <property name="connection.password">root</property>
 <property name="connection.driver_class">
  com.mysql.jdbc.Driver
 </property>
 <property name="dialect">
  org.hibernate.dialect.MySQLDialect
 </property>
 <property name="show_sql">true</property>
<!-- 配置C3P0连接池属性 --> 
 <property name="hibernate.connection.provider_class">
  org.hibernate.connection.C3P0ConnectionProvider
 </property>
 <property name="hibernate.c3p0.max_size">20</property>
 <property name="hibernate.c3p0.min_size">5</property>
 <property name="hibernate.c3p0.timeout">50000</property>
 <property name="hibernate.c3p0.max_statements">100</property>
 <property name="hibernate.c3p0.idle_test_period">3000</property>
 <!-- 当连接池耗尽并接到获得连接的请求，则新增加连接的数量 -->
 <property name="hibernate.c3p0.acquire_increment">2</property>
 <!-- 是否验证，检查连接 -->
 <property name="hibernate.c3p0.validate">false</property>
 
<!-- 配置持久化映射文件 -->
 <mapping resource="com/ORM/City.hbm.xml" />
 <mapping resource="com/ORM/Client.hbm.xml" />
 <mapping resource="com/ORM/Province.hbm.xml" />
</session-factory>
</hibernate-configuration>

hibernate.cfg.xml以及C3P0连接池的配置

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原文地址：http://my.oschina.net/u/1442098/blog/337210