An entity–relationship model (or ER model) describes interrelated things of interest in a specific domain of knowledge. A basic ER model is composed of...
33 KB (4,182 words) - 17:09, 3 May 2024
enhanced entity–relationship (EER) model (or extended entity–relationship model) in computer science is a high-level or conceptual data model incorporating...
6 KB (638 words) - 22:39, 9 March 2024
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...
2 KB (195 words) - 09:01, 5 May 2020
as entities, attributes, relations, or tables. So the "data model" of a banking application may be defined using the entity–relationship "data model"....
40 KB (5,059 words) - 23:27, 29 May 2024
Entity–relationship modeling (ERM) is a conceptual modeling technique used primarily for software system representation. Entity-relationship diagrams...
32 KB (4,072 words) - 04:28, 5 August 2024
Elementary entity Entity–relationship model Entity-control-boundary Entity realism, a form of scientific realism Entitativity Everything Html entity Non-physical...
3 KB (396 words) - 14:08, 22 July 2024
that produces entity–relationship diagrams (ERDs), which can be employed to capture information about data model entity types, relationships and cardinality...
7 KB (629 words) - 12:24, 20 May 2024
need to achieve two very different objectives. They must model the entities, relationships, and logic of the business problems they are solving, and...
39 KB (4,144 words) - 03:03, 16 June 2024
one-to-many relationship is a type of cardinality that refers to the relationship between two entities (see also entity–relationship model). For example...
3 KB (364 words) - 16:23, 13 June 2024
(HABTM) relationship. Associative entity One-to-one (data model) One-to-many (data model) Also see entity–relationship model. 3.7.6.5 hasAndBelongsToMany (HABTM)...
2 KB (204 words) - 11:07, 6 April 2024