错误 java.sql.SQLNonTransientConnectionException: CLIENT_PLUGIN_AUTH is required

一. 由于使用的是springboot默认的 mysql-connector-java 版本是八点多, 导致报了这个错误 Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically

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