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ICEBE
2005
IEEE
168views Business» more  ICEBE 2005»
14 years 1 months ago
Frequency Operators for Condensative Queries over Data Streams
Over a traditional Database Management System (DBMS), the answer to an aggregate query is usually much smaller than the answer to a similar nonaggregate query. Therefore, we call ...
Lisha Ma, Werner Nutt
CIDR
2003
163views Algorithms» more  CIDR 2003»
13 years 9 months ago
Query Processing, Approximation, and Resource Management in a Data Stream Management System
This paper describes our ongoing work developing the Stanford Stream Data Manager (STREAM), a system for executing continuous queries over multiple continuous data streams. The ST...
Rajeev Motwani, Jennifer Widom, Arvind Arasu, Bria...
APWEB
2008
Springer
13 years 9 months ago
Aggregate Computation over Data Streams
Abstract. Nowadays, we have witnessed the widely recognized phenomenon of high speed data streams. Various statistics computation over data streams is often required by many applic...
Xuemin Lin, Ying Zhang
PODS
2002
ACM
164views Database» more  PODS 2002»
14 years 7 months ago
Characterizing Memory Requirements for Queries over Continuous Data Streams
We consider conjunctive queries with arithmetic comparisons over multiple continuous data streams. We specify an algorithm for determining whether or not a query can be evaluated ...
Arvind Arasu, Brian Babcock, Shivnath Babu, Jon Mc...