c3p0-config.xml

<?xml version="1.0" encoding="gbk"?>

<c3p0-config>
  <default-config>
      <!-- 连接数据库 -->
      <property name="driverClass">com.mysql.jdbc.Driver</property>
      <property name="jdbcUrl">jdbc:mysql:///mydb2</property>
      <property name="user">root</property>
      <property name="password">root</property>

    <property name="checkoutTimeout">30000</property>
    <property name="idleConnectionTestPeriod">30</property>
    <property name="initialPoolSize">10</property>
    <property name="maxIdleTime">30</property>
    <property name="maxPoolSize">100</property>
    <property name="minPoolSize">10</property>
    <property name="maxStatements">200</property>
  </default-config>
</c3p0-config>

c3p0-config.xml

原文：http://www.cnblogs.com/qzwbolgs/p/6024973.html