Charles River Data Systems Inc, Framingham, Massachusetts, has added a TCP/IP option, RA/InterNet, for its Relational Accelerator line of database server products, which is designed to provide a costeffective means of improving overall performance of the Oracle Corp relational database on Digital Equipment Corp’s VAX/VMS systems, sold direct and by System Industries Inc. By adding RA/InterNet communications, non-VAX client systems such as personal computers and Unix systems can access Relational Accelerator Oracle databases concurrently with users connected through the VAX. It’s $3,000 on RA/System Model 30, and $5,500 on Model 40.