Data exchange and schema mappings in open and closed worlds.

Leonid Libkin Cristina Sirangelo

Published in: PODS (2008)

Keyphrases

data exchange
schema mappings
closed world
query answering
data integration
data management
database schema
high level specifications
conjunctive queries
xml schema
finite sets
xml data exchange
data complexity
case study
object oriented
decision making
databases
data sets