Nested Relational Algebra

• A spectrum of algebras can be defined

• At one end:

  • Relational algebra plus nest (?) and unnest (?): If B =

title

author

copies

Moby Dick

Melville

Marmion

Scott

{ }

publ

pages

date

Prentice Hall

McGraw Hill

613

1971

542

1942

Previous slide

Next slide

Back to first slide

View graphic version