6、MySQL数据库 Class.forName("org.gjt.mm.mysql.Driver").newInstance(); //或者Class.forName("com.mysql.jdbc.Driver"); String url ="jdbc:mysql://localhost/myDB? user=soft&password=soft1234&useUnicode=true&characterEncoding=8859_1" //myDB为数据库名 Connection conn= DriverManager.getConnection(url);