411 search results - page 7 / 83 » Efficient View Maintenance Using Version Numbers |
112
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DOLAP
1999
ACM
15 years 1 months ago
1999
ACM
In this paper, we describe the design of a data warehousing system for an engineering company ‘R’. This system aims to assist users in retrieving data for business analysis in...
WWW
2003
ACM
15 years 10 months ago
2003
ACM
Recent work on incremental crawling has enabled the indexed document collection of a search engine to be more synchronized with the changing World Wide Web. However, this synchron...
155
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ICDE
2006
IEEE
15 years 11 months ago
2006
IEEE
We present MiniCount, the first efficient sound and complete algorithm for finding maximally contained rewritings of conjunctive queries with count, using conjunctive views with c...
SIGMOD
1997
ACM
15 years 1 months ago
1997
ACM
Data warehouses contain large amounts of information, often collected from a variety of independent sources. Decision-support functions in a warehouse, such as on-line analytical ...
BMCBI
2010
14 years 9 months ago
2010
Background: There is an increasing demand to assemble and align large-scale biological sequence data sets. The commonly used multiple sequence alignment programs are still limited...