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Entity–relationship model
An entityrelationship model (or ER model) describes interrelated things of interest in a specific domain of knowledge. A basic ER model is composed of
Enhanced entity–relationship model
enhanced entityrelationship (EER) model (or extended entityrelationship model) in computer science is a high-level or conceptual data model incorporating
Has-a
instance-of relationship with its type (class). In databases has-a relationships are usually represented in an Entityrelationship model. As you can see
Data model
as entities, attributes, relations, or tables. So the "data model" of a banking application may be defined using the entity-relationship "data model".
Entity Framework
need to achieve two very different objectives. They must model the entities, relationships, and logic of the business problems they are solving, and
Data modeling
physical data models. There are several notations for data modeling. The actual model is frequently called "entityrelationship model", because it depicts
Structured entity relationship model
The SERM (structured entity relationship model) is an amplification of the ERM which is commonly used for data modeling. It was first proposed from Prof
Conceptual model
Entity–relationship modeling (ERM) is a conceptual modeling technique used primarily for software system representation. Entity-relationship diagrams
Database design
with the name of the attribute, linked to the entity or relationship that contains the attribute. Er models are commonly used in information system design;
Relationship
object with respect to another Affinity (disambiguation) All pages with titles containing relationship Entityrelationship model Relation (disambiguation)