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Mysql 参数autoReconnect=true 解决8小时连接失效
1. 即使在创建Mysql时url中加入了autoReconnect=true参数,一但这个连接两次访问数据库的时间超出了服务器端wait_timeout的时间限制,还是会CommunicationsException: The last packet successfully received from the server was xxx milliseconds ago. 2. 服务器端的参数 ...
连接数据库超时设置autoReconnect=true
1,问题现象:
com.mysql.jdbc.CommunicationsException: The last packet successfully received from the server was58129 seconds ago.The last packet sent successfully to the server was 58129 seconds ago, which ...