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Database Systems: Concepts, Design and Applications, 2nd Edition by Shio Kumar Singh

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CHAPTER24

Oracle

24.1 INTRODUCTION

On the basis of IBM papers on System/R and visualising the universal applicability of the relational model, Lawrence Ellison and his co-founders, Bob Miner and Ed Oates created Oracle Corporation in 1977. Oracle is a relational database management system product of Oracle Corporation. It used SQL (pronounced “sequel”). Oracle was able to deliver the first commercial relational database ever to reach the market in 1979. The first version of Oracle, version 2.0, was written in assembly language for the DEC PDP-11 machine. As early as version 3.0, the database was written in the C language, a portable language.

In its early days, Oracle Corporation was known as an aggressive sales and promotion organisation. Over ...

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