• Thumbnail for 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...
    34 KB (4,337 words) - 00:34, 3 April 2025
  • enhanced entityrelationship (EER) model (or extended entityrelationship 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
  • Thumbnail for Data model
    as entities, attributes, relations, or tables. So the "data model" of a banking application may be defined using the entityrelationship "data model"....
    40 KB (5,059 words) - 16:45, 13 October 2024
  • Entity–relationship modeling (ERM) is a conceptual modeling technique used primarily for software system representation. Entity-relationship diagrams...
    32 KB (4,072 words) - 02:14, 25 March 2025
  • one-to-many relationship is a type of cardinality that refers to the relationship between two entities (see also entityrelationship model). For example...
    3 KB (354 words) - 23:19, 8 April 2025
  • Thumbnail for Data modeling
    physical data models. There are several notations for data modeling. The actual model is frequently called "entityrelationship model", because it depicts...
    24 KB (2,837 words) - 07:04, 8 April 2025
  • containing relationship Entityrelationship model Relation (disambiguation) This disambiguation page lists articles associated with the title Relationship. If...
    2 KB (213 words) - 21:11, 26 March 2025
  • 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 (4,146 words) - 16:18, 22 February 2025
  • (entityrelationship model) diagrams. Attributes in ER diagrams are usually modeled as an oval with the name of the attribute, linked to the entity or...
    12 KB (1,527 words) - 01:55, 6 April 2025
  • instance-of relationship with its type (class). In databases has-a relationships are usually represented in an Entityrelationship model. As you can see...
    6 KB (713 words) - 08:17, 1 February 2025
  • Thumbnail for Many-to-many (data model)
    (HABTM) relationship. Associative entity One-to-one (data model) One-to-many (data model) Also see entityrelationship model. 3.7.6.5 hasAndBelongsToMany (HABTM)...
    2 KB (204 words) - 11:12, 19 March 2025
  • that produces entityrelationship diagrams (ERDs), which can be employed to capture information about data model entity types, relationships and cardinality...
    7 KB (629 words) - 15:18, 19 November 2024
  • Thumbnail for Associative entity
    An associative entity is a term used in relational and entityrelationship theory. A relational database requires the implementation of a base relation...
    4 KB (471 words) - 05:15, 7 January 2025
  • Thumbnail for Object–role modeling
    facilitates modeling, transforming, and querying information from any domain. ORM is attribute-free: unlike models in the entityrelationship (ER) and Unified...
    12 KB (1,414 words) - 22:26, 13 February 2025
  • Thumbnail for Information model
    data modeling, an information model is usually an abstract, formal representation of entity types that may include their properties, relationships and...
    12 KB (1,545 words) - 19:10, 2 November 2024
  • Elementary entity Entityrelationship model Entity–control–boundary Entity realism, a form of scientific realism Entitativity Everything Html entity Non-physical...
    3 KB (396 words) - 01:12, 4 March 2025
  • Peter Chen (category Data modeling)
    Louisiana State University. He is known for the development of the entityrelationship model in 1976. Born in Taichung, Taiwan, Chen received a Bachelor of...
    21 KB (2,370 words) - 08:18, 22 December 2024
  • Thumbnail for Database model
    relationships, and the data access is also predictable. Network model Relational model Entityrelationship model Enhanced entityrelationship model Object...
    21 KB (2,959 words) - 04:46, 10 December 2024
  • Thumbnail for Database
    model Network model Graph database Relational model Entityrelationship model Enhanced entityrelationship model Object model Document model Entity–attribute–value...
    75 KB (9,581 words) - 13:47, 28 March 2025
  • Thumbnail for Class diagram
    Dependency (UML) Related diagrams Domain model Entityrelationship model Object diagram "Classes". Unified Modeling Language 2.5.1. OMG Document Number formal/2017-12-05...
    19 KB (2,099 words) - 07:40, 5 March 2025
  • Thumbnail for IFLA Library Reference Model
    The IFLA Library Reference Model (IFLA LRM) is a conceptual entityrelationship model developed by the International Federation of Library Associations...
    4 KB (320 words) - 19:51, 9 March 2025
  • one-to-one relationship is a type of cardinality that refers to the relationship between two entities (see also entityrelationship model) A and B in...
    2 KB (253 words) - 11:29, 19 March 2025
  • Thumbnail for Data structure diagram
    Data structure diagram (category Data modeling diagrams)
    model that contains entities, their relationships, and the constraints that are placed on them. It is an older alternative to the entityrelationship...
    4 KB (481 words) - 13:56, 18 December 2023
  • entity-relationship model. By using Merise, you can design tables with relations to make a relational database. SSADM UML Entity-relationship model D...
    2 KB (259 words) - 15:33, 25 August 2024
  • design, such as the Richardson Maturity Model the Classification of HTTP-based APIs the W S3 maturity model Clean URL – URL intended to improve the usability...
    17 KB (1,893 words) - 05:01, 5 April 2025
  • Thumbnail for Domain model
    UML, ORM or OMT for object modelling, ITE, or IDEF1X for Entity Relationship Modelling. In UML notation, the conceptual model is often described with a...
    6 KB (702 words) - 22:09, 31 January 2025
  • Thumbnail for Semantic data model
    Conceptual schema Entity-relationship model Information model Object-role modeling Ontology (information science) Relational Model/Tasmania Semantic technology...
    11 KB (1,481 words) - 08:07, 26 February 2025
  • FRSAD (category Reference models)
    Requirements for Subject Authority Records (FRSAR), is a conceptual entity-relationship model developed by the International Federation of Library Associations...
    5 KB (676 words) - 18:01, 29 December 2021
  • Functional Requirements for Authority Records (FRAR), is a conceptual entity-relationship model developed by the International Federation of Library Associations...
    2 KB (256 words) - 23:34, 16 October 2023