4468 search results - page 447 / 894 » Processing Forecasting Queries |
237
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SIGMOD
2005
ACM
16 years 6 months ago
2005
ACM
One of the most common operations in analytic query processing is the application of an aggregate function to the result of a relational join. We describe an algorithm for computi...
235
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SIGMOD
2005
ACM
16 years 6 months ago
2005
ACM
Statistical estimation and approximate query processing have become increasingly prevalent applications for database systems. However, approximation is usually of little use witho...
178
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
Spatial Database Management Systems (SDBMS), e.g., Geographical Information Systems, that manage spatial objects such as points, lines, and hyper-rectangles, often have very high ...
172
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SIGMOD
2004
ACM
16 years 6 months ago
2004
ACM
Many algorithms have been proposed to approximate holistic aggregates, such as quantiles and heavy hitters, over data streams. However, little work has been done to explore what t...
156
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ICDE
2007
IEEE
16 years 14 days ago
2007
IEEE
Ranking of query/search answers, although introduced by early information retrieval systems, has become mandatory for internet searches. When the answers of a query or search are ...