Relational databases and SQL were invented in the 1970s, but still dominate the data world today. Why? Relational calculus, consistent data, logical data representation are all reasons that a ...
Robert Leonard, Opto 22 (top left), David McCarthy, TriCore (center), Travis Cox, Inductive Automation (top right), Roger Herrscher, Opto 22 (bottom left), Chirayu Shah, Rockwell Automation (bottom ...
In the beginning, there were files. Later there were navigational databases based on structured files. Then there were IMS and CODASYL, and around 40 years ago we had some of the first relational ...
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