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The Relational Model & Relational Algebra

Andy PavloDistinguishedCarnegie Mellon University

Associate Professor of Databaseology

1:16:43·2023·undergraduate level

Traces Ted Codd's 1970 revolution over navigational CODASYL databases—why separating logical relational algebra from physical access paths made modern query optimizers possible.

Systems & CSDatabase SystemsRelational AlgebraDatabasesTed Codd

15-445/645 Intro to Database Systems (Fall 2023) Carnegie Mellon University

Source: CMU Database Group via YouTubeWatch on YouTube
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Andy PavloDistinguished

Associate Professor of Databaseology, Carnegie Mellon University

Associate Professor of Computer Science at Carnegie Mellon whose 15-445 and 15-721 courses are the gold standard in database systems architecture.

3 courses · 58 lecturesCanon
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Modern SQL — Window Functions, CTEs & Bag Semantics

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