如何使用php和mysql在xls文件中打印值而不是id

I m using PHP Mysql.i submit a form and fetch the data into a table format in my page.now i want that the user can download the xls file from that table but my problem is that in my database table few values are in id form how can i retrieve them in xls file coz in xls file its showing id's as there are id's in databse table.i dont want to submit the values as name coz name can be more than one.I m using PHP Mysql.i submit a form and fetch t