【解决方案】错误连接数据库[mysql1]:org.pentaho.di.core.exception.KettleDatabaseException: Erroroccurredwhiletryingtoconnecttothedatabase Driverclass'sun.jdbc.odbc.JdbcOdbcDriver'couldnotbefound,makesurethe'MSSQLServer'driver(jarfile)isinstalled. ----- 所以把mysql-connector-java-5.1.49-