I've got a bunch of $_POST values being brought over from a form. Many of these values are from checkboxes, with the form names all starting with 'field_'. These signify the columns in a chart ...

Well, I need to get a median value for a set of numbers, from a query. To my surprise, Sql Server does not have a median function/sproc (well, if you install the analysis tools you do, but I can't ...