使用DBCP出现registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it
2013-04-18 22:31
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可以要么用旧版本的tomcat(6.025以前)，要么就在tomcat的server.xml文件中，把
或者
http://blog.csdn.net/mtgongren/article/details/6763305
注意mysql数据库有个超过8个小时没有被访问，mysql就会关闭空闲的Connection连接而Hibernate检测不到的问题
<!-- Prevent memory leaks due to use of particular java/javax APIs--> <Listener className="org.apache.catalina.core.JreMemoryLeakPreventionListener"/>
或者
http://blog.csdn.net/mtgongren/article/details/6763305
注意mysql数据库有个超过8个小时没有被访问，mysql就会关闭空闲的Connection连接而Hibernate检测不到的问题
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