<!-- Step 1: Define Database DataSource -->
 <bean id="myDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close">
  <property name="driverClass" value="com.mysql.jdbc.Driver"/>
  <property name="jdbcUrl" value="jdbc:mysql://localhost/demoDB"/>
  <property name="user" value="root"/>
  <property name="password" value=""/>

<!-- These are connection pool properties for C3P0 (Connection Pool) -->
  <property name="initialPoolSize" value="5"/>
  <property name="minPoolSize" value="5" />
  <property name="maxPoolSize" value="20" />
  <property name="maxIdleTime" value="30000" />
 </bean>