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PDIS
1996
IEEE
15 years 10 months ago
The Strobe Algorithms for Multi-Source Warehouse Consistency
A warehouse is a data repository containing integrated information for e cient querying and analysis. Maintaining the consistency of warehouse data is challenging, especially if t...
Yue Zhuge, Hector Garcia-Molina, Janet L. Wiener
DASFAA
2009
IEEE
173views Database» more  DASFAA 2009»
15 years 10 months ago
A Uniform Framework for Ad-Hoc Indexes to Answer Reachability Queries on Large Graphs
Graph-structured databases and related problems such as reachability query processing have been increasingly relevant to many applications such as XML databases, biological databas...
Linhong Zhu, Byron Choi, Bingsheng He, Jeffrey Xu ...
185
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SIGMOD
2003
ACM
145views Database» more  SIGMOD 2003»
16 years 6 months ago
Containment Join Size Estimation: Models and Methods
Recent years witnessed an increasing interest in researches in XML, partly due to the fact that XML has now become the de facto standard for data interchange over the internet. A ...
Wei Wang 0011, Haifeng Jiang, Hongjun Lu, Jeffrey ...
APWEB
2005
Springer
15 years 12 months ago
Multiresolution Query Optimization in an Online Environment
Multiresolution (or multi-scale) techniques make it possible for Web-based GIS applications to access large dataset. The performance of such systems relies on data transmission ove...
Kai Xu 0003, Xiaofang Zhou
EDBT
2010
ACM
189views Database» more  EDBT 2010»
15 years 11 months ago
Efficient physical operators for cost-based XPath execution
The creation of a generic and modular query optimization and processing infrastructure can provide significant benefits to XML data management. Key pieces of such an infrastructur...
Haris Georgiadis, Minas Charalambides, Vasilis Vas...