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» Executing Nested Queries
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120
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PODS
2010
ACM
187views Database» more  PODS 2010»
15 years 7 months ago
Incremental query evaluation in a ring of databases
This paper approaches the incremental view maintenance problem from an algebraic perspective. We construct a ring of databases and use it as the foundation of the design of a quer...
Christoph Koch
148
Voted
SIGMOD
2000
ACM
161views Database» more  SIGMOD 2000»
15 years 7 months ago
Answering Complex SQL Queries Using Automatic Summary Tables
We investigate the problem of using materialized views to answer SQL queries. We focus on modern decision-support queries, which involve joins, arithmetic operations and other (po...
Markos Zaharioudakis, Roberta Cochrane, George Lap...
102
Voted
PVLDB
2008
107views more  PVLDB 2008»
15 years 2 months ago
A pay-as-you-go framework for query execution feedback
Past work has suggested that query execution feedback can be useful in improving the quality of plans by correcting cardinality estimation errors in the query optimizer. The state...
Surajit Chaudhuri, Vivek R. Narasayya, Ravishankar...
152
Voted
SSDBM
2005
IEEE
140views Database» more  SSDBM 2005»
15 years 8 months ago
Optimizing In-Order Execution of Continuous Queries over Streamed Sensor Data
The widespread use of sensor networks in scientific and engineering applications leads to increased demand on the efficient computation of the collected sensor data. Recent rese...
Moustafa A. Hammad, Walid G. Aref, Ahmed K. Elmaga...
119
Voted
SEMWEB
2009
Springer
15 years 9 months ago
Executing SPARQL Queries over the Web of Linked Data
The Web of Linked Data forms a single, globally distributed dataspace. Due to the openness of this dataspace, it is not possible to know in advance all data sources that might be r...
Olaf Hartig, Christian Bizer, Johann Christoph Fre...