mssql java 运行

 public void rlgy() throws IOException {
         Statement sql;
         ResultSet rs;
         String driverName = "com.microsoft.sqlserver.jdbc.SQLServerDriver";   //加载JDBC驱动
         String dbURL = "jdbc:sqlserver://localhost:1433; DatabaseName=a";   //连接服务器和数据库sample
         String userName = "root";   //用户名
         String userPwd = "123";   //密码
         Connection dbConn;
         try {
             Class.forName(driverName);
             dbConn = DriverManager.getConnection(dbURL, userName, userPwd);
             sql=dbConn.createStatement();
             rs=sql.executeQuery("select id,name,inNum,outNum,time from [a].[dbo].[test]");
             System.out.println("Connection Successful!");   //如果连接成功 控制台输出Connection Successful!
         while(rs.next())
         {
             System.out.println(rs.getString(1)+rs.getString(2)+rs.getString(3)+rs.getString(4)+rs.getString(5));
         }
         dbConn.close();
         } catch (Exception e) {
             logger.info("获取人流感应的数据...", e);
             e.printStackTrace();
         }
     }