hibernate.cfg.xml以及C3P0连接池的配置
<?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&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>
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