entity-relationship approach

entity-relationship approach
модель "объект - отношение" (в базах данных)

English-Russian dictionary of computer science and programming. 2013.

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  • Entity-relationship model — A sample Entity relationship diagram using Chen s notation In software engineering, an entity relationship model (ERM) is an abstract and conceptual representation of data. Entity relationship modeling is a database modeling method, used to… …   Wikipedia

  • Entity class — When Dr. Chen developed entity/relationship modeling [1] (commonly known as data modeling), he used the term entity type to define the boxes on his diagrams as representing classes of things. For example Person would be an entity type, and Sally… …   Wikipedia

  • Entity–attribute–value model — (EAV) is a data model to describe entities where the number of attributes (properties, parameters) that can be used to describe them is potentially vast, but the number that will actually apply to a given entity is relatively modest. In… …   Wikipedia

  • Entity-attribute-value model — (EAV), also known as object attribute value model and open schema is a data model that is used in circumstances where the number of attributes (properties, parameters) that can be used to describe a thing (an entity or object ) is potentially… …   Wikipedia

  • Relationship between religion and science — Part of a series on Science …   Wikipedia

  • ADO.NET Entity Framework — is an object relational mapping (ORM) framework for the .NET Framework. This framework is Microsoft s first ORM offering for the .NET Framework. While Microsoft provided objects to manage the Object relational impedance mismatch (such as a… …   Wikipedia

  • Named entity recognition — (NER) (also known as entity identification (EI) and entity extraction) is a subtask of information extraction that seeks to locate and classify atomic elements in text into predefined categories such as the names of persons, organizations,… …   Wikipedia

  • Peter Chen — Dr. Peter Pin Shan Chen (Chinese: 陳品山) is an American computer scientist and Professor of Computer Science at Louisiana State University, who is known for the development of Entity Relationship Modeling in 1976. Biography Born in Taichung, Taiwan …   Wikipedia

  • ERROL — (an acronym for Entity Relationship Role Oriented Language) is a declarative database query and manipulation language for the Entity relationship model (ERM). It is applicable to any data model on which ERM can be mapped, virtually any general… …   Wikipedia

  • information processing — Acquisition, recording, organization, retrieval, display, and dissemination of information. Today the term usually refers to computer based operations. Information processing consists of locating and capturing information, using software to… …   Universalium

  • Semantisches Datenmodell — Ein Semantisches Datenmodell (SDM, englisch auch conceptual schema) ist im Rahmen der Datenmodellierung eine abstrakte, formale Beschreibung und Darstellung eines Ausschnittes der in einem bestimmten Zusammenhang (z. B. eines Projekts)… …   Deutsch Wikipedia

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