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SIGMOD
2008
ACM
15 years 10 months ago
2008
ACM
Today's enterprise databases are large and complex, often relating hundreds of entities. Enabling ordinary users to query such databases and derive value from them has been o...
ICDE
2010
IEEE
15 years 9 months ago
2010
IEEE
Personalized database systems give users answers tailored to their personal preferences. While numerous preference evaluation methods for databases have been proposed (e.g., skylin...
SIGMOD
2009
ACM
15 years 4 months ago
2009
ACM
Column-stores gained popularity as a promising physical design alternative. Each attribute of a relation is physically stored as a separate column allowing queries to load only th...
VLDB
2005
ACM
15 years 3 months ago
2005
ACM
Cost-based query optimizers need to estimate the selectivity of conjunctive predicates when comparing alternative query execution plans. To this end, advanced optimizers use multi...
DASFAA
2007
IEEE
15 years 1 months ago
2007
IEEE
Cache groups are a powerful concept for database caching, which is used to relieve the backend database load and to keep referenced data close to the application programs at the &q...