02 2007 档案

hibernate链接mysql数据库异常处理

摘要：运行环境：tomcat +mysql项目用到了hibernate3.0 c3po mysql的数据层组合，开发部署非常顺利，但每天早上访问应用都抛出 Could not open Hibernate session for transaction 异常，Caused by: com.mysql.jdbc.CommunicationsException: Communications link... 阅读全文

posted @ 2007-02-01 15:35 safeking 阅读(1001) 评论(0) 推荐(0)

c3p0在hibernate连接配置

摘要：c3p0在hibernate连接配置 c3p0 配置 hibernate 连接池 hibernate.connection.provider_class＝net.sf.hibernate.connection.C3P0ConnectionProvider c3p0.minPoolSize＝3 c3p0.maxPoolSiz... 阅读全文

posted @ 2007-02-01 15:27 safeking

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02 2007 档案