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Surgen los prototipos del modelo relacional (jan 1, 1970 – jan 1, 1980)

Description:

Surgieron dos prototipos de sistemas relacionales, Ingres desarrollado por la UBC, y System R creado por IBM.

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ByOrlando Duarte
11 Nov 2020
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358

Date:

jan 1, 1970
jan 1, 1980
~ 10 years
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