报错： Failed to obtain JDBC Connection； nested exception is java.sql.SQLException: The server time....

搭建ssm项目时遇到的问题
解决：url加上：

useJDBCCompliantTimezoneShift=true&serverTimezone=UTC
jdbc.url=jdbc:mysql://127.0.0.1:3306/test?useUnicode=true&useJDBCCompliantTimezoneShift=true&serverTimezone=UTC&characterEncoding=utf8

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