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SIGMOD
2004
ACM
128views Database» more  SIGMOD 2004»
16 years 1 months ago
Data Stream Management for Historical XML Data
We are presenting a framework for continuous querying of time-varying streamed XML data. A continuous stream in our framework consists of a finite XML document followed by a conti...
Sujoe Bose, Leonidas Fegaras
VLDB
2006
ACM
203views Database» more  VLDB 2006»
16 years 1 months ago
The CQL continuous query language: semantic foundations and query execution
CQL, a Continuous Query Language, is supported by the STREAM prototype Data Stream Management System at Stanford. CQL is an expressive SQL-based declarative language for registeri...
Arvind Arasu, Shivnath Babu, Jennifer Widom
SIGMOD
2006
ACM
123views Database» more  SIGMOD 2006»
16 years 1 months ago
Exploiting predicate-window semantics over data streams
The continuous sliding-window query model is used widely in data stream management systems where the focus of a continuous query is limited to a set of the most recent tuples. In ...
Thanaa M. Ghanem, Walid G. Aref, Ahmed K. Elmagarm...
COLCOM
2007
IEEE
15 years 7 months ago
Privacy protection on sliding window of data streams
—In many applications, transaction data arrive in the form of high speed data streams. These data contain a lot of information about customers that needs to be carefully managed ...
Weiping Wang 0001, Jianzhong Li, Chunyu Ai, Yingsh...
EDBT
2011
ACM
209views Database» more  EDBT 2011»
14 years 5 months ago
An optimal strategy for monitoring top-k queries in streaming windows
Continuous top-k queries, which report a certain number (k) of top preferred objects from data streams, are important for a broad class of real-time applications, ranging from fi...
Di Yang, Avani Shastri, Elke A. Rundensteiner, Mat...