[AccessD] Developers

Stuart McLachlan stuart at lexacorp.com.pg
Sun Mar 4 20:34:08 CST 2018


Ah yes, the seminal work on the  Gane and Sarson notation for  Data Flow Diagrams.
A very widely used Systems Analysis tool in all sorts of fields, not just POS system.

I still use G&S notation DFDs  as a primary design tool :-)

-- 
Stuart

On 4 Mar 2018 at 18:27, Jim Lawrence wrote:

> For years I specialized in doing development work for point-of-sale
> (POS) systems and their associated accounting. 
> 
> Early on I discovered a book that allowed me to design these systems.
> It is not a large book (240 pages) but it covered all aspects and
> logic behind every business that sells to customers. If anyone wants
> to learn the finer points of how to construct a POS, check out the
> following book. It was very expensive when I bought first, some
> thirty-five years ago but the principles haven't changed (Other than
> real-time account transaction posting has replaced
> batch-processing...computers were slow then) The price is right:
> 
> Structured Systems Analysis: Tools and Techniques
> https://www.amazon.com/Structured-Systems-Analysis-Techniques-databook
> s/dp/0930196007 http://amzn.to/2FRUXw6
> 
> Jim
> -- 
> AccessD mailing list
> AccessD at databaseadvisors.com
> http://databaseadvisors.com/mailman/listinfo/accessd
> Website: http://www.databaseadvisors.com
> 




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