Here's a tidbit I just came across, which may cause confusion at some point.
"Essential to Microsoft Navision is its graphical integrated development environment, C/SIDE (Client/Server Integrated Development Environment). Designed for the client/server architecture, C/SIDE (pronounced seaside) is built around a high-performance, customizable relational database management system (RDBMS)."
seaside@lists.squeakfoundation.org