71 search results - page 11 / 15 » RankSQL: Query Algebra and Optimization for Relational Top-k... |
DMDW
2000
14 years 11 months ago
2000
View materialization is a central issue in logical design of data warehouses since it is one of the most powerful techniques to improve the response to the workload. Most approach...
VLDB
1998
ACM
15 years 1 months ago
1998
ACM
We propose a multi-dimensional language called nD-SQL with the following features: (i) nD-SQL supports queries that interoperate amongst multiple relational sources with heterogen...
179
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ICDE
2006
IEEE
15 years 11 months ago
2006
IEEE
The ongoing revolution in life sciences research is producing vast amounts of genetic and proteomic sequence data. Scientists want to pose increasingly complex queries on this dat...
120
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DOCENG
2004
ACM
15 years 3 months ago
2004
ACM
With the wide adoption of XML as a standard data representation and exchange format, querying XML documents becomes increasingly important. However, relational database systems co...
172
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VLDB
2002
ACM
15 years 9 months ago
2002
ACM
Abstract This paper describes the overall design and architecture of the Timber XML database system currently being implemented at the University of Michigan. The system is based u...