entity relationship
[EN-tuh-tee rih-LAY-shun-ship]
nounpl: entity relationships
relacionamento entre entidades
1. A conceptual model used in database design that describes how entities (objects or things) relate to and interact with one another
The entity relationship diagram shows how customers relate to orders in our database.
O diagrama de relacionamento entre entidades mostra como clientes se relacionam com pedidos em nosso banco de dados.
2. In data modeling, the association or connection between two or more entities defined by cardinality and participation constraints
The entity relationship defines a one-to-many connection between a teacher and their students.
O relacionamento entre entidades define uma conexão um-para-muitos entre um professor e seus alunos.
3. A fundamental concept in relational database architecture representing how different data objects connect and depend on each other
Understanding entity relationships is crucial for proper database normalization.
Compreender os relacionamentos entre entidades é crucial para a normalização adequada do banco de dados.
This is a technical term primarily used in software development, database administration, and IT education contexts. It originated from Chen's entity-relationship model (1976) and remains fundamental in both American and Brazilian tech industries. The term is widely recognized in both English and Portuguese-speaking tech communities, though many professionals use the English abbreviation 'ER model' regardless of their native language.
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