Determinacy and Rewriting of Conjunctive Queries Using Views: A Progress Report.

Alan Nash Luc Segoufin Victor Vianu

Published in: ICDT (2007)

Keyphrases

queries using views
conjunctive queries
query answering
integrity constraints
query evaluation
np complete
query language
query rewriting
data exchange
tree patterns
special case
schema mappings
data analysis
regular path queries
relational databases
database
conjunctive query containment