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BTW
2003
Springer
170views Database» more  BTW 2003»
15 years 4 months ago
Executing Nested Queries
Abstract: Optimization of nested queries, in particular finding equivalent “flattened” queries for queries that employ the SQL sub-query construct, has been researched extensiv...
Goetz Graefe
ITICSE
1999
ACM
15 years 3 months ago
A strategy for managing content complexity in algorithm animation
Computer animation is an excellent medium for capturing the dynamic nature of data structure manipulations, and can be used to advantage in the teaching of algorithms and data str...
Linda Stern, Harald Søndergaard, Lee Naish
PVLDB
2010
105views more  PVLDB 2010»
14 years 9 months ago
Destabilizers and Independence of XML Updates
Independence analysis is the problem of determining whether an update affects the result of a query, e.g. a constraint or materialized view. We develop a new, modular framework fo...
Michael Benedikt, James Cheney
ICDE
2010
IEEE
568views Database» more  ICDE 2010»
15 years 10 months ago
Reverse Top-k Queries
Rank-aware query processing has become essential for many applications that return to the user only the top-k objects based on the individual user's preferences. Top-k queries...
Akrivi Vlachou, Christos Doulkeridis, Kjetil N&osl...
OTM
2009
Springer
15 years 5 months ago
Ontology-Driven Provenance Management in eScience: An Application in Parasite Research
Provenance, from the French word “provenir”, describes the lineage or history of a data entity. Provenance is critical information in scientific applications to verify experime...
Satya Sanket Sahoo, D. Brent Weatherly, Raghava Mu...