Weird, when I did some database/RDBMS courses at the university almost 20 years ago we used PostgreSQL. Reasons:
Gratis
Most SQL standard conforming RDBMS
Extensive featureset
So it was basically the most neutral RDBMS out there, and still is. It was about understanding SQL and RDBMS concepts, not learning Oracle, Sybase, or even PostgreSQL specifically.
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Weird, when I did some database/RDBMS courses at the university almost 20 years ago we used PostgreSQL. Reasons:
So it was basically the most neutral RDBMS out there, and still is. It was about understanding SQL and RDBMS concepts, not learning Oracle, Sybase, or even PostgreSQL specifically.