On the complexity of division and set joins in the relational algebra.

Dirk Leinders Jan Van den Bussche

Published in: PODS (2005)

Keyphrases

relational algebra
expressive power
data model
complex objects
relational operators
database
query language
relational model
aggregate functions
set valued attributes
relational databases
data management
normal form
relational database systems
relational calculus
relational algebra expressions