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First normal form

Known as: 1NF 
First normal form (1NF) is a property of a relation in a relational database. A relation is in first normal form if and only if the domain of each… Expand
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Papers overview

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2018
2018
We propose a numerical linear algebra based method to find the multiplication operators of the quotient ring $\mathbb{C}[x]/I… Expand
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Highly Cited
2011
Highly Cited
2011
In this paper we present a method of decomposing a neutrosophic database relation with Neutrosophic attributes into basic… Expand
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2009
2009
Some tasks in a dataspace (a loose collection of heterogeneous data sources) require integration of fine-grained data from… Expand
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Highly Cited
2005
Highly Cited
2005
Though extensions to the relational data model have been proposed in order to handle probabilistic information, there has been… Expand
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Highly Cited
1997
Highly Cited
1997
  • A. Tansel
  • IEEE Trans. Knowl. Data Eng.
  • 1997
  • Corpus ID: 1437365
This paper incorporates a temporal dimension to nested relations. It combines research in temporal databases and nested relations… Expand
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Highly Cited
1996
Highly Cited
1996
Although the relational model for databases provides a great range of advantages over other data models, it lacks a comprehensive… Expand
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Highly Cited
1988
Highly Cited
1988
Future database systems must feature extensible data models and data languages in order to accommodate the novel data types and… Expand
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Highly Cited
1986
Highly Cited
1986
Abstract A database model based on Non First Normal Form is presented. A key feature of the model is an algebraic query language… Expand
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Highly Cited
1984
Highly Cited
1984
Several investigators have stressed that the first normal form (1NF) condition [Co] is not convenient for handling a variety of… Expand
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Highly Cited
1982
Highly Cited
1982
Usually, the first normal form condition of the relational model of data is imposed. Presently, a broader class of data base… Expand
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