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» Efficient Query Evaluation over Compressed XML Data
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PVLDB
2010
128views more  PVLDB 2010»
13 years 2 months ago
Searching Workflows with Hierarchical Views
Workflows are prevalent in diverse applications, which can be scientific experiments, business processes, web services, or recipes. With the dramatically growing number of workflo...
Ziyang Liu, Qihong Shao, Yi Chen
DEXA
2008
Springer
132views Database» more  DEXA 2008»
13 years 9 months ago
Efficient Updates for Continuous Skyline Computations
We address the problem of maintaining continuous skyline queries efficiently over dynamic objects with d dimensions. Skyline queries are an important new search capability for mult...
Yu-Ling Hsueh, Roger Zimmermann, Wei-Shinn Ku
SIGMOD
2007
ACM
225views Database» more  SIGMOD 2007»
14 years 7 months ago
From complete to incomplete information and back
Incomplete information arises naturally in numerous data management applications. Recently, several researchers have studied query processing in the context of incomplete informat...
Lyublena Antova, Christoph Koch, Dan Olteanu
SSDBM
2010
IEEE
142views Database» more  SSDBM 2010»
13 years 5 months ago
Efficient and Adaptive Distributed Skyline Computation
Skyline queries have attracted considerable attention over the last few years, mainly due to their ability to return interesting objects without the need for user-defined scoring f...
George Valkanas, Apostolos N. Papadopoulos
VLDB
2002
ACM
98views Database» more  VLDB 2002»
13 years 7 months ago
Processing Star Queries on Hierarchically-Clustered Fact Tables
Star queries are the most prevalent kind of queries in data warehousing, OLAP and business intelligence applications. Thus, there is an imperative need for efficiently processing ...
Nikos Karayannidis, Aris Tsois, Timos K. Sellis, R...