Filtering Techniques for Rewriting XPath Queries Using Views.

Rui Zhou Chengfei Liu Jianxin Li Junhu Wang

Published in: WISE (2008)

Keyphrases

queries using views
conjunctive queries
query evaluation
tree patterns
query language
xml documents
xml data
transitive closure
xpath queries
aggregate queries
np complete
computational complexity
query rewriting
first order logic
integrity constraints
incomplete information
relational algebra
datalog programs