Myeclipse中导入jar包有什么要求？-慕课网

Myeclipse中导入jar包有什么要求？

来源：2-2 JDBC实战---打通数据库

阿迪pang

2019-01-27 12:33

Exception in thread "main" com.mysql.jdbc.exceptions.MySQLNonTransientConnectionException: Client does not support authentication protocol requested by server; consider upgrading MySQL client
   at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:921)
   at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2985)
   at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:885)
   at com.mysql.jdbc.MysqlIO.secureAuth411(MysqlIO.java:3421)
   at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1247)
   at com.mysql.jdbc.Connection.createNewIO(Connection.java:2775)
   at com.mysql.jdbc.Connection.<init>(Connection.java:1555)
   at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:285)
   at java.sql.DriverManager.getConnection(DriverManager.java:582)
   at java.sql.DriverManager.getConnection(DriverManager.java:185)
   at com.imooc.db.DBUtil.main(DBUtil.java:20)

这个报错是什么意思？

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