485 search results - page 38 / 97 » Processing complex aggregate queries over data streams |
116
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DOLAP
2003
ACM
15 years 5 months ago
2003
ACM
Multidimensional aggregation queries constitute the single most important class of queries for data warehousing applications and decision support systems. The bottleneck in the ev...
108
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SIGMOD
2008
ACM
15 years 13 days ago
2008
ACM
We consider the problem of evaluating multiple overlapping queries defined on data streams, where each query is a conjunction of multiple filters and each filter may be shared acr...
94
Voted
AICCSA
2005
IEEE
15 years 6 months ago
2005
IEEE
Data Stream Management Systems are being developed to process continuous queries over multiple data streams. These continuous queries are typically used for monitoring purposes wh...
144
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EDBT
2009
ACM
14 years 10 months ago
2009
ACM
Stream applications gained significant popularity over the last years that lead to the development of specialized stream engines. These systems are designed from scratch with a di...
158
Voted
TKDE
2002
15 years 4 days ago
2002
On-Line Analytical Processing (OLAP) refers to the technologies that allow users to efficiently retrieve data from the data warehouse for decision-support purposes. Data warehouses...