Re: How to manage the versions of databases ?

In article <9043B7E4Bnicolasecarnot_at_195.25.12.38>, Nicolas Ecarnot <nicolas.ecarnot_at_bigfoot.com> writes
>Hello,
>
>In my company, we sell a huge software that uses huges databases, and we
>modify the scheme of the databases almost every 3 months.
>This is very complex to manage for our customers, and we have to manually
>make big changes in their databases.
>
>We are looking for a way to manage rightly these updates, and we already
>have some ideas, but we can't imagine being the first company to deal with
>that hard problem.
>

[Quoted]   Check out my homepage

   www.smooth1.demon.co.uk

[Quoted]    for a tool called dbdiff2.4gl

>So may you give us some URL pointers to web pages explaining how it's
>usually done, or explain us the theory of updating a database model.
>I suppose that some tools exists, so perhaps you know one of these tools.
>
>Thank you in advance.
>
 

-- 
David Williams