265 search results - page 10 / 53 » Tree-width and functional dependencies in databases |
DEXA
2009
Springer
14 years 2 months ago
2009
Springer
Abstract. This paper proposes a natural extension of conditional functional dependencies (cfds [14]) and conditional inclusion dependencies (cinds [8]), denoted by cfdp s and cindp...
ICDE
1998
IEEE
13 years 12 months ago
1998
IEEE
Query folding is a technique for determining how a query may be answered using a given set of resources, which may include materialized views, cached results of previous queries, ...
PODS
2010
ACM
13 years 7 months ago
2010
ACM
We study functional and multivalued dependencies over SQL tables with NOT NULL constraints. Under a no-information interpretation of null values we develop tools for reasoning. We...
ICDE
2001
IEEE
14 years 9 months ago
2001
IEEE
Many scientific disciplines are shifting from in vitro to in silico research as more physical processes and natural phenomena are examined in a computer (in silico) instead of bei...
NAR
2010
13 years 2 months ago
2010
: Growth and development of plants depends on uptake and assimilation of nutrients. Many assimilation products of macronutrients are not only essential for plant growth but also ha...