Transforming Tree Patterns with DTDs for Query Containment Test.

Junhu Wang Jeffrey Xu Yu Chengfei Liu Rui Zhou

Published in: DEXA (2008)

Keyphrases

tree patterns
query containment
xml queries
regular expressions
xml documents
query rewriting
query answering
conjunctive queries
xml data
semistructured data
xml schema
structural features
transitive closure
integrity constraints
query optimization
special case
cost model
xml databases
query language