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206
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VLDB
2007
ACM
159views Database» more  VLDB 2007»
16 years 4 months ago
Example-driven design of efficient record matching queries
Record matching is the task of identifying records that match the same real world entity. This is a problem of great significance for a variety of business intelligence applicatio...
Surajit Chaudhuri, Bee-Chung Chen, Venkatesh Ganti...
DEBS
2009
ACM
15 years 10 months ago
Distributed complex event processing with query rewriting
The nature of data in enterprises and on the Internet is changing. Data used to be stored in a database first and queried later. Today timely processing of new data, represented ...
Nicholas Poul Schultz-Møller, Matteo Miglia...
158
Voted
SSD
2005
Springer
105views Database» more  SSD 2005»
15 years 9 months ago
Evaluation of Top-k OLAP Queries Using Aggregate R-Trees
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...
Nikos Mamoulis, Spiridon Bakiras, Panos Kalnis
142
Voted
DBISP2P
2004
Springer
70views Database» more  DBISP2P 2004»
15 years 9 months ago
Using Information Retrieval Techniques to Route Queries in an InfoBeacons Network
We present the InfoBeacons system, in which a peer-to-peer network of beacons cooperates to route queries to the best information sources. The routing in our system uses techniques...
Brian F. Cooper
SSD
2009
Springer
128views Database» more  SSD 2009»
15 years 8 months ago
TOQL: Temporal Ontology Querying Language
We introduce TOQL, a query language for querying time information in ontologies. TOQL is a high level query language that handles ontologies almost like relational databases. Queri...
Evdoxios Baratis, Euripides G. M. Petrakis, Sotiri...