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You can ask questions here.
In 2016, I recruited a small team of volunteers to fix bugs in NORMA. The project resolved about 80 issues which included upgrading NORMA to VS2017 and then to VS2019.
About three years ago, the team became inactive - mainly because I contracted a serious illness that put me out of action for a long ...
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Refer to the fact type diagram at the bottom of this post.
This is what it means:PersonNr is an entity type.
Reference Scheme: PersonNr has PersonNr_nr.
Reference Mode: .nr.
Data Type: Numeric: Signed Integer.
Fact ...
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Thanks for the clarification.
You should be aware of several things:
1: ORM diagrams are really "First Order Logic In Pictures".
2: ORM diagrams hide a lot of detail because they are intended for use by modelers rather than as an explanation.
Please refer to the next post that has a seemingly simple binary fact type.
I ...
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Hmm, an interesting approach.
The purpose of .orm files is to help people to store and to re-use editable information models.
So I'm curious to understand the problem that can be solved with un-editable .jpeg files?
It seems to me that generating .jpeg files from orm files removes 99% of their usefulness and value (if not ...
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Have you tried to use NORMA to solve your problem?
Ken
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Hi Jerry,
I tested the link and yes, the link is broken. (I have emailed Terry about this.)
In the meantime, have you encountered a problem in re-creating the model yourself?
Ken
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"merge the ORM files "
Please explain what you mean by this.
To which "ORM files" are you referring?
What are you trying to merge with what?
"ORM Import"
There are several problems with the generators and the reverse engineering functions.
I'll send you a separate email about ...
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The first ever ORM Standards documents are now available for download from the library.
Editors: Terry Halpin and Enrico Franconi.
Contributors: Jan Hidders, Alessandro Mosca, Francesco Sportelli
These important documents show the relationship between the ORM visual language and first order logic.
All comments are welcome. You can ...
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This document uses examples to summarize the abstract syntax of the main graphical symbols used in ORM. The core ORM concepts are formally defined in the companion document "ORM Abstract Syntax and Semantics: normative specifications”.
Editors: Terry Halpin & Enrico Franconi
This document is a Proposed Recommendation. ...
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This document contains a formal definition of the core ORM concepts.
It is the central ORM normative abstract syntax and semantics specification .
Editors: Terry Halpin & Enrico Franconi
The companion document "ORM abstract syntax and semantics:non-normative glossary" uses examples to show a summary of ...