1430 search results - page 140 / 286 » Query operations for moving objects database systems |
199
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SIGMOD
2010
ACM
15 years 10 months ago
2010
ACM
Microsoft StreamInsight (StreamInsight, for brevity) is a platform for developing and deploying streaming applications. StreamInsight adopts a deterministic stream model that leve...
222
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VLDB
2002
ACM
15 years 6 months ago
2002
ACM
Complex database queries require the use of memory-intensive operators like sort and hashjoin. Those operators need memory, also referred to as SQL memory, to process their input ...
159
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SIGMOD
1999
ACM
15 years 10 months ago
1999
ACM
We explore the execution of queries with client-site userdefined functions (UDFs). Many UDFs can only be executed at the client site, for reasons of scalability, security, confide...
259
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ICDE
1996
IEEE
16 years 7 months ago
1996
IEEE
View materialization is known to be a valuable technique for performance optimization in relational databases, and much work has been done addressing the problem of consistently m...
333
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Publication
This paper presents a framework for building and continuously maintaining spatio-temporal histograms (ST-Histograms, for short). ST-Histograms are used for selectivity estimation o...