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» A study of query length
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259
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AMW
2011
14 years 7 months ago
Subqueries in SPARQL
Subqueries are a poweful feature which allows to enforce reuse, composition, rewriting and optimization in a query language. In this paper we perform a comprehensive study of the i...
Renzo Angles, Claudio Gutierrez
232
Voted
ICDE
2007
IEEE
133views Database» more  ICDE 2007»
16 years 4 months ago
Preference-Aware Query and Update Scheduling in Web-databases
Typical web-database systems receive read-only queries, that generate dynamic web pages as a response, and writeonly updates, that keep information up-to-date. Users expect short ...
Huiming Qu, Alexandros Labrinidis
PODS
2009
ACM
134views Database» more  PODS 2009»
16 years 4 months ago
Relationship privacy: output perturbation for queries with joins
We study privacy-preserving query answering over data containing relationships. A social network is a prime example of such data, where the nodes represent individuals and edges r...
Vibhor Rastogi, Michael Hay, Gerome Miklau, Dan Su...
132
Voted
EDBT
2002
ACM
141views Database» more  EDBT 2002»
16 years 3 months ago
Efficient OLAP Query Processing in Distributed Data Warehouses
Abstract. The success of Internet applications has led to an explosive growth in the demand for bandwidth from ISPs. Managing an IP network requires collecting and analyzing networ...
Michael O. Akinde, Michael H. Böhlen, Theodor...
138
Voted
SDM
2009
SIAM
129views Data Mining» more  SDM 2009»
16 years 19 days ago
Multi-topic Based Query-Oriented Summarization.
Query-oriented summarization aims at extracting an informative summary from a document collection for a given query. It is very useful to help users grasp the main information rel...
Dewei Chen, Jie Tang, Limin Yao