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I developed this sample model in response to a question by Niels Hoogeveen in this forum thread . Niels asked about the use of exclusion constraints in PostgreSQL to prevent overlapping time constraints...
Sun, Mar 16 2014 77 Download
File Size 210.5kB
In order to use this file, you need to use the most recent version of the NORMA modeling tool installed in Visual Studio. This object-role model was created using the public version of NORMA that was released...
Sun, Mar 16 2014 33 Download
File Size 117.6kB
This file shows a verbalization of the Reservation sample model described in the accompanying pdf. It is an html file that you can browse. Updated - 17 March
Sun, Mar 16 2014 14 Download
File Size 63.4kB
Release 1 October 2015. This version supersedes all previous versions. This version of NORMA is for use with Visual Studio 2013 Community or above. ----------------------------------------------------...
Tue, Nov 26 2013 660 Download
File Size 5.5MB
Version 23 adds the inequality value-comparison constraint. Version 22 had added three enhancements more-or-less recently made to ORM2 uniqueness-constraint shapes; they are accessible here via the shape's...
Fri, Oct 4 2013 185 Download
File Size 1.6MB
Abstract: The NORMA (Natural Object-Role Modeling Architect) tool has long supported a single-page view of the generated relational model. This view automatically shows one shape per table. Unfortunately...
Mon, Sep 23 2013 598 Download
File Size 100kB
Abstract: We suggest to include spatial entities and corresponding spatial values as first class citizens in fact oriented models using ORM. A spatial entity is just a piece of some space. A spatial value...
Mon, Sep 23 2013 385 Download
File Size 849kB
Abstract: Fact-oriented modeling approaches such as Object-Role Modeling (ORM) employ rich graphical notations for capturing business constraints, and validate their data models with domain experts by...
Mon, Sep 23 2013 382 Download
File Size 470.4kB
Abstract: The rich graphical notations provided by fact-oriented modeling approaches such as Object-Role Modeling (ORM) for capturing business constraints assist modelers to visualize fine details of their...
Mon, Sep 23 2013 1,950 Download
File Size 1.5MB
Abstract: Fact-based models are built by expressing elementary facts using natural verbalizations. By generalizing individual objects to object types, facts to fact types, and adding constraints, a schema...
Mon, Sep 23 2013 625 Download
File Size 1.6MB
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