Functional dependency

Known as: Fundep, Heath's theorem, Functional dependencies

In relational database theory, a functional dependency is a constraint between two sets of attributes in a relation from a database. In other words…

Papers overview

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2018

General solutions to augment Knowledge Graphs (KGs) with facts extracted from Web tables aim to associate pairs of columns from…

2016

Cost estimation is one of the key tasks in the process of construction project management. Total costs incurred during the…

2012

With the emergence of the deep web, searching web databases in domains such as vehicles, real estate, etc., has become a routine…

2011

Schema mapping is becoming pervasive in all data transformation, exchange, and integration tasks. It brings to the surface the…

2011

The paper considers a multi-argument independence relation between messages sent over the edges of a directed acyclic graph. This…

2005

The Constraint Grammar of Estonian presented in the paper is the first attempt in automatic syntactic analysis of Estonian. The…

2003

Self-organized systems need sophisticated coordination mechanisms. This paper proposes a model based on multi-agent planning to…

1994

Software growth always starts from a set of incomplete, imprecise, and sometimes selfcontradicting requirements, and endures a…

1982

In this paper we consider tabulated data or relations in a data base __I__-_ system which are constrained by functional…

1979

In order to have an effective logical database design tool, a designer should have facilities for specifying his data and…