com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

时间 2020-07-03

标签 com.mysql.jdbc.exceptions.jdbc4.communicationsexception com mysql jdbc exceptions communicationsexception communications link failure 栏目 MySQL 繁體版

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很长的报错，截取java ERROR c.a.d.p.DruidDataSource - discard connection com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the ser

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