import java.sql.*;public class Main {public static void main(String [] args){String driverName="com.microsoft.sqlserver.jdbc.SQLServerDriver";String dbURL="jdbc:sqlserver://127.0.0.1:1433;DatabaseName=jsp";String userName="sa";String userPwd="1234";try{Class.forName(driverName);System.out.println("加載驅動成功！");}catch(Exception e){e.printStackTrace();System.out.println("加載驅動失敗！");}try{Connection dbConn=DriverManager.getConnection(dbURL,userName,userPwd);System.out.println("連接數據庫成功！");}catch(Exception e){e.printStackTrace();System.out.print("SQL Server連接失??！");}}}網上給出的檢測代碼