Expressiveness and Complexity of Restricted Languages for Complex Objects.

Stéphane Grumbach Victor Vianu

Published in: DBPL (1991)

Keyphrases

complex objects
expressive power
query language
database query languages
relational algebra
distance function
computationally simple
relational model
multiple range images
invariant recognition
neural network
multi view
logic programs
knn
cad cam
query processing
data sets
database