import java.sql.*; 
    public class Test { 
    public static void main(String[] srg) { 
       String driverName = "com.microsoft.sqlserver.jdbc.SQLServerDriver";   //加载JDBC驱动 
       String dbURL = "jdbc:sqlserver://localhost:1433; DatabaseName=information"; 
       String userName = "sa";   
       String userPwd = "123"; 
       Connection dbConn; 
       try { 
       Class.forName(driverName); 
       dbConn = DriverManager.getConnection(dbURL, userName, userPwd); 
       System.out.println("Connection Successful!");
       } catch (Exception e) { 
       e.printStackTrace(); 
       } 
    } 
    }