Have you already tried changing the sort properties on the matrix? Matrix Properties > Groups > select column group > Edit... button > Sorting tab > enter expression such...

Hi Dennis,

In SSRS expressions, you can specify the scope for calculations. The scope can include the name of a table group, the name of the dataset, etc. Let's say...

Wesley Norton (5/11/2009)the parameter will update only if it is based on a query. So what I was hoping is that you could try setting the default for it up...

My usual way of doing that is

1. Make a boolean report parameter named "HideDetail". Depending on the user requirements, for some reports I make this a hidden parameter; otherwise...