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» Modeling and Querying Semi-structured Data
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DEXAW
2004
IEEE
209views Database» more  DEXAW 2004»
15 years 1 months ago
Spatio-Temporal Data Warehouse Design for Human Activity Pattern Analysis
Many applications refer to moving objects or phenomena and require spatio-temporal modelling and specific analysis. Unlike conventional data where attributes are simple values (nu...
Lionel Savary, Tao Wan, Karine Zeitouni
WIDM
2003
ACM
15 years 3 months ago
Answering imprecise database queries: a novel approach
A growing number of databases especially those published on the Web are becoming available to external users. Users of these databases are provided simple form-based query interfa...
Ullas Nambiar, Subbarao Kambhampati
DASFAA
2007
IEEE
135views Database» more  DASFAA 2007»
15 years 4 months ago
A Development of Hash-Lookup Trees to Support Querying Streaming XML
Abstract. The rapid growth in the amount of XML data and the development of publish-subscribe systems have led to great interest in processing streaming XML data. We propose the Qs...
James Cheng, Wilfred Ng
SIGMOD
1995
ACM
80views Database» more  SIGMOD 1995»
15 years 1 months ago
Join Queries with External Text Sources: Execution and Optimization Techniques
Text is a pervasive information type, and many applications require querying over text sources in addition to structured data. This paper studies the problem of query processing i...
Surajit Chaudhuri, Umeshwar Dayal, Tak W. Yan
CIKM
2000
Springer
15 years 2 months ago
Extending OLAP Querying to External Object Databases
On-Line Analytical Processing (OLAP) systems based on a multidimensional view of data have found widespread use in business applications and are being used increasingly in non-sta...
Torben Bach Pedersen, Arie Shoshani, Junmin Gu, Ch...