Thank u Peter for answering my last question. I am trying to learn the concept of Avalon. i use DataSourceComponent to get one JdbcConnection instance. but i cannt find a method to let me return the jdbc connnection back to pool. regards redbeebird _________________________________________________________________ 您可以在 MSN Hotmail 站点 http://www.hotmail.com/cn 免费收发电子邮件 --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]