Hibernate 连接池

 <session-factory>
  <property name="hibernate.connection.provider_class">
   org.hibernate.connection.ProxoolConnectionProvider
  </property>
  <property name="hibernate.proxool.pool_alias">MYPool</property>
  <property name="hibernate.proxool.xml">proxool.xml</property>
  <property name="show_sql">true</property>
  <property name="dialect">org.hibernate.dialect.Oracle9Dialect</property>
  <!--
  <property name="myeclipse.connection.profile">dmsys</property>
  <property name="connection.url">
   jdbc:oracle:thin:@localhost:1521:mydata
  </property>
  <property name="connection.username">mydata_test</property>
  <property name="connection.password">
   hwpokay#
  </property>
  <property name="connection.driver_class">
   oracle.jdbc.driver.OracleDriver
  </property>
  <property name="dialect">
   org.hibernate.dialect.Oracle9Dialect
  </property>
 <property name="show_sql">true</property>
 </session-factory>
 -->
xml:
<?xml version='1.0' encoding='UTF-8'?>
<proxool>
 <alias>MYPool</alias><!--连接池的别名-->
 <driver-url>jdbc:oracle:thin:@localhost:myata</driver-url>
 <!--JDBC驱动程序-->
 <driver-class>oracle.jdbc.driver.OracleDriver</driver-class>
 <driver-properties>
  <property name="user" value="mydata_test />
  <property name="password" value="hwpok#" />
 </driver-properties>
 <!-- proxool自动侦察各个连接状态的时间间隔(毫秒),侦察到空闲的连接就马上回收,超时的销毁-->
 <house-keeping-sleep-time>90000</house-keeping-sleep-time>
 <!-- 指因未有空闲连接可以分配而在队列中等候的最大请求数,超过这个请求数的用户连接就不会被接受-->
 <maximum-new-connections>20</maximum-new-connections>
 <!-- 最少保持的空闲连接数-->
 <prototype-count>5</prototype-count>
 <!-- 允许最大连接数,超过了这个连接，再有请求时，就排在队列中等候，最大的等待请求数由maximum-new-connections决定-->
 <maximum-connection-count>100</maximum-connection-count>
 <!-- 最小连接数-->
 <minimum-connection-count>10</minimum-connection-count>
</proxool>