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Containment of partially specified tree-pattern queries in the presence of dimension graphs.
Dimitri Theodoratos
Pawel Placek
Theodore Dalamagas
Stefanos Souldatos
Timos K. Sellis
Published in:
VLDB J. (2009)
Keyphrases
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tree pattern queries
query containment
tree patterns
query evaluation
conjunctive queries
query answering
transitive closure
directed graph
tree structured data
query processing
data management
integrity constraints
graph matching
structural features
decision procedures
probabilistic xml