HELP to write good Getting Started
Ruslan Zasukhin
sunshine at public.kherson.ua
Fri Jun 22 03:11:13 CDT 2007
On 22/6/07 11:03 AM, "Jochen Kötter" <jochen-koetter at gmx.de> wrote:
Hi Jochen,
> Hi Ruslan,
>
> I changed from 4D, long years ago I worked with MSAccess. Both worked
> with GUI creating Schema. One of my hardest Question at the beginning
> was:
>
> - What is the finest solution to change the DBSchema without losing
> data because of the creating of a new instance of my db-Subclass?
>
> (First I created a new Instanz and replaced the Datafile with the
> older one!!)
Okay, so this can be made as article:
"Schema Migration"
a) SQL way
b) API way
c) Class way
Right?
Btw, have you already get working your Class way migration ?
--
Best regards,
Ruslan Zasukhin
VP Engineering and New Technology
Paradigma Software, Inc
Valentina - Joining Worlds of Information
http://www.paradigmasoft.com
[I feel the need: the need for speed]
More information about the Valentina
mailing list