I often use MS Excel\'s Get External Data to create simple reports - running queries against databases and displaying nicely in Excel. Excel\'s great features l
YES - solution is to save workbook in to XML file (eg. 'XML Spreadsheet 2003') and edit this file as text in notepad!
use "SEARCH" function of notepad to find query text and change your data to "?".
save and open in excel, try refresh data and excel will be monit about parameters.