enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Entity–relationship model - Wikipedia

   en.wikipedia.org/wiki/Entity–relationship_model

   Entity–relationship model. An entity–attribute-relationship diagram for an MMORPG using Chen's notation. 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 entity types (which classify the things of interest) and specifies relationships ...

3. Dia (software) - Wikipedia

   en.wikipedia.org/wiki/Dia_(software)

   Dia has special objects to help draw entity-relationship models, Unified Modeling Language (UML) diagrams, flowcharts, network diagrams, and simple electrical circuits. It is also possible to add support for new shapes by writing simple XML files, using a subset of Scalable Vector Graphics (SVG) to draw the shape.

4. Object–role modeling - Wikipedia

   en.wikipedia.org/wiki/Object–role_modeling

   Object–role modeling. Object–role modeling (ORM) is used to model the semantics of a universe of discourse. ORM is often used for data modeling and software engineering. An object–role model uses graphical symbols that are based on first order predicate logic and set theory to enable the modeler to create an unambiguous definition of an ...

5. N2 chart - Wikipedia

   en.wikipedia.org/wiki/N2_Chart

   The N2 chart or N2 diagram (pronounced "en-two" or "en-squared") is a chart or diagram in the shape of a matrix, representing functional or physical interfaces between system elements. It is used to systematically identify, define, tabulate, design, and analyze functional and physical interfaces. It applies to system interfaces and hardware and ...

6. IDEF1X - Wikipedia

   en.wikipedia.org/wiki/IDEF1X

   Each instance of the category entity is simultaneously an instance of the generic entity. Non-specific relationships A relationship in which an instance of either entity can be related to any number of instances of the other. View levels Three levels of view are defined in IDEF1X: entity relationship (ER), key-based (KB), and fully attributed (FA).

7. List of concept- and mind-mapping software - Wikipedia

   en.wikipedia.org/wiki/List_of_concept-_and_mind...

   General-purpose freeware diagram editor; Can be used to draw different kinds of diagrams: flowcharts, computer network diagrams, UML diagrams, BPMN diagrams, mind maps, organization charts, entity relationship diagrams and many others; Mind42: Proprietary: Mind mapping: Web browser: Yes Yes Yes Browser-based collaborative web application

8. Microsoft Visio - Wikipedia

   en.wikipedia.org/wiki/Microsoft_Visio

   Microsoft Visio. Microsoft Visio (/ ˈvɪz.i.oʊ / VIZ-ee-oh) (formerly Microsoft Office Visio) is a diagramming and vector graphics application and is part of the Microsoft 365 family. The product was first introduced in 1992 by former American software company Visio Corporation, and its latest version is Visio 2021.

9. Data structure diagram - Wikipedia

   en.wikipedia.org/wiki/Data_structure_diagram

   Data structure diagram. A data structure diagram (DSD) is the visual representation of a certain kind of data model that contains entities, their relationships, and the constraints that are placed on them. It is an older alternative to the entity–relationship model. The basic graphic notation elements of DSDs are boxes which represent entities.