Metaphase and Sherpa Customers Share Successes, Strategies for Production Success SDRC (Nasdaq:SDRC), a global supplier of e-business collaboration solutions for the product lifecycle, today announced record attendance by Metaphase® and Sherpa® customers at its 2000 European PDM Users Forum in Rome, May 15-16. With the theme "PDM in an e-Business World," the conference focused on the evolution from product data management (PDM) to product knowledge management (PKM), emphasizing the critical role product-related knowledge plays in any e-business strategy.