Summary
You have been introduced to the standard language of SQL and have been given a brief history and thumbnail of how the standard has evolved over the last several years. Database systems and current technologies were also discussed, including the relational database and client/server systems, both of which are vital to your understanding of SQL. The main SQL language components and the fact that there are numerous players in the relational database market, and likewise, many different flavors of SQL, were discussed. Despite ANSI SQL variations, most vendors do comply, to some extent, with the current standard, rendering consistency across the board and forcing the development of SQL applications that are portable.
The database that will ...
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