发布网友 发布时间:2022-04-25 06:24
共2个回答
懂视网 时间:2022-04-15 10:06
mysqljsp数据库exception相关mysql视频教程推荐:《mysql教程》
用jsp连接mysql数据库时出现了这样的错误,怎么解决?
com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.net.UnknownHostExceptionMESSAGE: hostname STACKTRACE: java.net.UnknownHostException: hostname
热心网友 时间:2022-04-15 07:14
vim /etc/resolv.conf