Data exchange problem with helpers.

Nebojsa Milosavljevic Sameer Pawar Salim Y. El Rouayheb Michael Gastpar Kannan Ramchandran

Published in: ISIT (2012)

Keyphrases

data exchange
query answering
data integration
schema mappings
data management
xml schema
database schema
database systems
conjunctive queries
inclusion dependencies
closed world
lingua franca
answering queries
xml data exchange