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The same ERIL diagram can represent data stored in a relational database, in a NoSQL database, XML file or in the memory. ERIL diagrams serve two purposes. The primary purpose is to explain the data structure of an existing or future system or component. The secondary purpose is to automatically generate source code from the model.
Some of these tools can generate code from diagrams and reverse-engineer diagrams from code. In a survey, Brodie and Liu [27] could not find a single instance of entity–relationship modeling inside a sample of ten Fortune 100 companies.
Includes glossary, data dictionary, and issue tracking. Supports use case diagrams, auto-generated flow diagrams, screen mock-ups, and free-form diagrams. clang-uml: Unknown Unknown Unknown Unknown No C++ PlantUML, Mermaid.js Generate PlantUML and Mermaild.js diagrams from existing C++ codebase. Dia: Partly No No No
Diagram data is normally not contained with the program source, such that the UML tool, at least in the initial step, has to create some random layout of the graphical symbols of the UML notation or use some automatic layout algorithm to place the symbols in a way that the user can understand the diagram. For example, the symbols should be ...
Logical and physical modelling - Build complex logical and physical entity relationship models and reverse, forward, and engineer databases. Reporting - Generate detailed reports on existing database structures. Model customization - Add logical data to user diagrams to customize user models. All Toad products typically have 2 releases per year.
Name Underlying data model Full and Latest SysML support Full and Latest UML support XMI Automated document generation OSLC support Can be integrated with Astah: Yes Partial ...
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Some free software ER diagramming tools that can interpret and generate ER models, SQL and do database analysis are MySQL Workbench and StarUML. Some free software diagram tools which can't create ER diagrams but just draw the shapes without having any knowledge of what they mean or generating SQL are Kivio and Dia (software)