c3p0异常求解

2016年11月30日 - 当并发量大的时候,C3P0连接池会出现如下异常信息:Caused by: java.sql.SQLException: An attempt by a client to checkout a Connection has timed ou...

对于这部分的异常分析如下:网上很多说是C3P0的bug问题。c3p0在同时关闭statement和connection的时候,或者关闭他们之间的时间很短的时候,有时候connection并没有被关闭...

c3p0异常求解10 com.mchange.v2.async.ThreadPoolAsynchronousRunner - com.mchange.v2.async.ThreadPoolAsynchronousRunner$DeadlockDetector@16597ba APPARENT DEADLOC...

2017年4月13日 - 2017-04-13 01:11:45 NewPooledConnection:486 WARN - [c3p0] A PooledConnection that has already signalled a Connection error is still in use! ...

最佳答案: 虽然API规定了close是关闭连接释放资源的。但这只是你接口的一厢情愿。也许人家实现厂家觉得close方法不够帅,要改成closeConnection。那。。。Spring总...更多关于c3p0异常求解的问题>>

异常如下: 2012-09-27 12:15:31 [日志信息] Preparing to destroy resource: com.mchange.v2.c3p0.impl.NewPooledConnection@bbb2d0 2012-09-27 12:15:31 ...

C3P0连接池连接异常错误解决2009-08-12 10:37当并发量大的时候,C3P0连接池会出现如下异常信息: Caused by: java.sql.SQLException: An attempt by a client ...

2010年7月1日 - 当并发量大的时候,C3P0连接池会出现如下异常信息: Caused by: java.sql.SQLException: An attempt by a client to checkout a Connection has timed o...