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CC
2010
Springer
141views System Software» more  CC 2010»
16 years 1 months ago
JReq: Database Queries in Imperative Languages
Instead of writing SQL queries directly, programmers often prefer writing all their code in a general purpose programming language like Java and having their programs be automatica...
Ming-Yee Iu, Emmanuel Cecchet, Willy Zwaenepoel
WAIM
2004
Springer
16 years 1 days ago
Estimating the Selectivity of XML Path Expression with Predicates by Histograms
Selectivity estimation of path expressions in querying XML data plays an important role in query optimization. A path expression may contain multiple branches with predicates, each...
Yu Wang, Haixun Wang, Xiaofeng Meng, Shan Wang
COMAD
2008
15 years 8 months ago
Efficient Evaluation of Forward XPath Axes over XML Streams
Although many algorithms have been proposed for evaluating XPath queries containing un-ordered axes (child, descendant, parent and ancestor) against streaming XML data, there are ...
Abdul Nizar, P. Sreenivasa Kumar
PVLDB
2008
134views more  PVLDB 2008»
15 years 6 months ago
Reasoning and identifying relevant matches for XML keyword search
Keyword search is a user-friendly mechanism for retrieving XML data in web and scientific applications. An intuitively compelling but vaguely defined goal is to identify matches t...
Ziyang Liu, Yi Chen
178
Voted
PODS
2006
ACM
121views Database» more  PODS 2006»
16 years 6 months ago
On the efficiency of checking perfect privacy
Privacy-preserving query-answering systems answer queries while provably guaranteeing that sensitive information is kept secret. One very attractive notion of privacy is perfect p...
Ashwin Machanavajjhala, Johannes Gehrke