错误描述

java.sql.SQLException: Unable to load authentication plugin 'caching_sha2_password'.
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:926)
	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:923)
	at com.mysql.jdbc.MysqlIO.proceedHandshakeWithPluggableAuthentication(MysqlIO.java:1725)
	at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1250)
	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2465)
	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2498)
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2283)
	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:822)
	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:411)
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:404)
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:317)
	at java.sql.DriverManager.getConnection(DriverManager.java:664)
	at java.sql.DriverManager.getConnection(DriverManager.java:247)
	at com.test.jdbc.JdbcTest01.main(JdbcTest01.java:30)

错误原因

mysql版本与驱动版本不兼容，需要更新mysql驱动的版本