System

Question

HI My question is - What is System R? What are its two major subsystems? Thanks

Arjun Panwar · Answer

HiJimmy System R was designed and developed over a period of 1974-79 at IBM San Jose Research Center. It is a prototype and its purpose was to demonstrate that it is possible to build a Relational System that can be used in a real life environment to solve real life problems with performance at least comparable to that of existing system. Its two subsystems are ? Research Storage ? System Relational Data System.

Vulpes · Answer

System R was an IBM relational database research project in the 1970s based on the ideas of E.F.Codd. It included a query language which influenced the development of SQL and it demonstrated that the relational database model could cope with transaction processing in an efficient manner