An ET-Based Low-Level Solution for Query-Answering Problems.

Kiyoshi Akama Ekawit Nantajeewarawat

Published in: MIWAI (2013)

Keyphrases

query answering
low level
data exchange
integrity constraints
query rewriting
high level
incomplete information
schema mappings
data sources
data integration
conjunctive queries
deductive databases
data complexity
regular path queries
query containment
answering queries
computational complexity
optimal solution