8228 search results - page 1495 / 1646 » Structural Logical Relations |
PODS
2006
ACM
14 years 10 months ago
2006
ACM
Query containment is a fundamental algorithmic problem in database query processing and optimization. Under set semantics, the query-containment problem for conjunctive queries ha...
EDBT
2008
ACM
14 years 10 months ago
2008
ACM
By comparing genomes among both closely and distally related species, comparative genomics analysis characterizes structures and functions of different genomes in both conserved a...
ICFP
2008
ACM
14 years 10 months ago
2008
ACM
There are now a number of bidirectional programming languages, where every program can be read both as a forward transformation mapping one data structure to another and as a reve...
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
— One of the central problems for data quality is inconsistency detection. Given a database D and a set Σ of dependencies as data quality rules, we want to identify tuples in D ...
ICWS
2009
IEEE
14 years 7 months ago
2009
IEEE
—The vision of the Semantic Web has brought about new challenges at the intersection of web research and data management. One fundamental research issue at this intersection is t...