Sun Microsystems Inc reports that in the UK, Barclays de Zoete Wedd Investment Management and the Securities & Investments Board have each ordered Sun Sparc systems: the investment manager will use a Sparcserver 470 to run a decision support system built with the Sybase relational database, consolidating data from an Amdahl mainframe, a DEC VAX and an IBM AS/400 and supporting about 120 personal computers via Ethernet running PC-NFS file sharing system; the Securities & Investments Board will use a Sparcserver 470 to re-develop its central register inquiry system and other services, which currently run on a time-shared bureau system.