Tableau Desktop is an interactive analysis and visualization product that connects to relational and cube data sources to help people see and understand their data. There was a webinar
(slides - PDF
) back in November 2008 covering Blastrac Global's success in using Tableau with their ERP system.
Disclaimer: I work at Tableau Software, so I encourage you to see for yourself with a free trial: http://www.tableausoftware.com/products/tour