Commercial Implementations
As you read earlier in this chapter, SQL first appeared in the mainframe environment. Products such as DB2, INGRES, and Oracle have been around since 1979 and have legitimized the use of SQL as the preferred method of working with relational databases. During the 1980s, relational databases hit the desktop on personal computers, and products such as R:BASE, dBase IV, and Super Base put the power of data in tables at the user’s fingertips. However, it wasn’t until the very late 1980s and early 1990s that SQL became the language of choice for desktop relational databases. The product that arguably broke the dam was Microsoft Access version 1 in 1992.
The early 1990s also heralded the advent of client/server computing, ...
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