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2. One-to-many (data model) - Wikipedia

   en.wikipedia.org/wiki/One-to-many_(data_model)

   For example, take a car and an owner of the car. The car can only be owned by one owner at a time or not owned at all, and an owner could own zero, one, or multiple cars. One owner could have many cars, one-to-many. In a relational database, a one-to-many relationship exists when one record is related to many records of another table. A one-to ...

3. Entity–relationship model - Wikipedia

   en.wikipedia.org/wiki/Entity–relationship_model

   It occurs when a (master) table links to multiple tables in a one-to-many relationship. The issue derives its name from the visual appearance of the model when it is drawn in an entity–relationship diagram, as the linked tables 'fan out' from the master table. This type of model resembles a star schema, which is a common design in data ...

4. diagrams.net - Wikipedia

   en.wikipedia.org/wiki/Diagrams.net

   In 2011, the company started publishing its hosted service for the mxGraph web application under a separate brand, Diagramly with the domain "diagram.ly". [12]After removing the remaining use of Java applets from its web app, the service rebranded as draw.io in 2012 because the ".io suffix is a lot cooler than .ly", said co-founder David Benson in a 2012 interview.

5. Lucidchart - Wikipedia

   en.wikipedia.org/wiki/Lucidchart

   Lucidchart is a web-based diagramming application [2] that allows users to visually collaborate on drawing, revising and sharing charts and diagrams, and improve processes, systems, and organizational structures. [3] [4] [5] It is produced by Lucid Software Inc., based in Utah, United States [3] [6] and co-founded by Ben Dilts and Karl Sun. [7]

6. Enhanced entity–relationship model - Wikipedia

   en.wikipedia.org/wiki/Enhanced_entity...

   The enhanced entity–relationship (EER) model (or extended entity–relationship model) in computer science is a high-level or conceptual data model incorporating extensions to the original entity–relationship (ER) model, used in the design of databases.

7. Associative entity - Wikipedia

   en.wikipedia.org/wiki/Associative_entity

   An associative entity is a term used in relational and entity–relationship theory. A relational database requires the implementation of a base relation (or base table) to resolve many-to-many relationships.

8. List of Unified Modeling Language tools - Wikipedia

   en.wikipedia.org/wiki/List_of_Unified_Modeling...

   Commercial, Free Community Edition Java Software Ideas Modeler: Dusan Rodina Windows (.NET), Linux (Mono) 2009-08-06 [33] 2024-05-28 [34] No Commercial, Freeware for non-commercial use C# StarUML: MKLab: Windows, macOS, Linux 2005-11-01 2023-01-12 (v5.1) No Commercial, You can evaluate for free without time limit V5 Java Umbrello UML Modeller ...

9. Comparison of Business Process Model and Notation modeling ...

   en.wikipedia.org/wiki/Comparison_of_Business...

   LucidChart: Lucid Software Inc ? 2011 updated twice a month Proprietary - 14-day free trial on team accounts / Free professional accounts for educators and students / Free version MagicDraw: No Magic: 2007-09-24 2024 [18] Proprietary/Shareware Microsoft Visio: Microsoft: Read: MS Visio, Write: MS Visio, EMF, PDF. 2024 [19] Proprietary: Modelio