The Definability Abduction Problem for Data Exchange - (Abstract).

Enrico Franconi Nhung Ngo Evgeny Sherkhonov

Published in: RR (2012)

Keyphrases

data exchange
query answering
data integration
data management
schema mappings
fixed point
closed world
data sources
background knowledge
xml schema
closed world assumption
inclusion dependencies
database schema
data model
logic programming
query language
database systems