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Re: Dynamic form generation [message #177698 is a reply to message #177696] Sun, 15 April 2012 12:51 Go to previous messageGo to previous message
Jerry Stuckle is currently offline  Jerry Stuckle
Messages: 2598
Registered: September 2010
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On 4/15/2012 3:33 AM, Tony Marston wrote:
> "Peter H. Coffin"<hellsop(at)ninehells(dot)com> wrote in message
> news:slrnjoj0b7(dot)4ci(dot)hellsop(at)nibelheim(dot)ninehells(dot)com...
>> On Fri, 13 Apr 2012 09:59:52 +0100, Tony Marston wrote:
>>>
>>> "Charles"<cchamb2(at)gmail(dot)com> wrote in message
>>> news:6651622.883.1334288601914.JavaMail.geo-discussion-forums@vbbfj25...
>>>> Absolutely correct. The database has 34 active and 34 historical tables
>>>> so far, and my guess is that about another dozen or so of each to
>>>> create.
>>>> I can visualize the relationships between the tables, and I'm
>>>> normalizing
>>>> as
>>>> I go on table structure, but having to write and maintain somewhere
>>>> around
>>>> 150 scripts each and every time I so much as sneeze (add/remove a field
>>>> or
>>>> change a field type in any of the 100 tables) is daunting.
>>>
>>>> I'm just as comfortable with calling a script to do crate each form as I
>>>> need it.
>>>
>>>> Any suggestions?
>>>
>>> If you used a proper framework then you wouldn't have to do so much work
>>> for
>>> a minor database change. If you used radicore all you would have to do is
>>> re-import the table's structure into the data dictionary and then export
>>> the
>>> updated structure to replace the table's structure file. The only time
>>> you
>>> would need to modify another script would be if you needed to change the
>>> screen structure (by modifying a small screen structure file) or a
>>> business
>>> rule (by modifying that table's class file).
>>
>> Wow.... All that. All Charles *really* needed to do was actually specify
>> what column names he was fetching and 90% of the work he wants to
>> eliminate GOES AWAY AUTOMATICALLY.
>
> Bt what if he has already built built a script (which should be several
> scripts by the way, one each for LIST, ADD, ENQUIRE, UPDATE, DELETE and
> SEARCH) then he changes the table's structure? Myabe by adding a field,
> removing a field, or changing a field's size or type? In a non-framework
> world you have to modify every script which references that table - you have
> to change the screen definition, you have to change the validation rules,
> and you have to change the code which communicates with the database. With a
> framework like Radicore - which was specifically built for database
> applications and not websites - all of that grunt work is eliminated. It
> saves time, and time is money.
>

Not at all true. Ever heard of include(), for instance? And why does
he need separate scripts for LIST, ADD, etc.?

> If you have ever built an applicaton which has evolved over the years to
> incorporate over 200 databases tables, 350 relationships and 1700 screens
> then you would appreciate such a time-saving feature. If, on the other hand,
> you have never built an application which has more than a dozen dinky little
> tables then you are unlikely to be using any sort of framework at all.
>

A medium sized application. But you don't need a framework. A good
design does wonders.

--
==================
Remove the "x" from my email address
Jerry Stuckle
JDS Computer Training Corp.
jstucklex(at)attglobal(dot)net
==================
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