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From Antonio Gallardo <>
Subject Re: [SHRT] Cocoon on Rails Application Component Kernel (CRACK)
Date Sun, 16 Oct 2005 21:50:35 GMT
hepabolu wrote:

> Antonio Gallardo wrote:
>> IMHO, for normal fields, yes. Calculated fields are more often 
>> transient. So, the default for them should be to not store them in 
>> the database.
> Reasonable, but some calculated fields need to be stored, e.g. for 
> auditing reasons and to be used as a data item in itself.
> An example: the calculation of BMI (body mass index = length^2/weight) 
> is an excellent example of enhancing user experience, but storing it 
> is necessary because it's often used in making decisions (-> audit 
> trail) and because it can be used in charts (-> data item).


Best Regards,

Antonio Gallardo.

>>                                                                - 0 -
>> I know this is not the normal pattern we see in a bunch of 
>> application that try to autogenerate code. And they often fail, 
>> because they are not able to build a little bit more complex forms as 
>> a simple invoce. Since day 1, my cocoon involvement is more related 
>> to web-enable DB applications. I know cocoon is often also percieved 
>> as a publishing framework. A lot of people use cocoon mostly to build 
>> CMS or websites. Michael Wechner told me last year he think in cocoon 
>> are main two groups (publishers [CMS-ers] and DB webapp-ers) and that 
>> this two groups inevitable push in different ways. My cocoon 
>> experience involves already an account system, a payroll system 
>> between others. They normally involve more than 50 tables..... Maybe 
>> this is the case Michael pointed out and we have different needs of 
>> what a better Db support should be. While you some people is happy 
>> with few simple tables to finish the application, for others it is 
>> just the beginning.
> So true. I suppose I'm in the DB-webapp "camp".
> Bye, Helma

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