> We make extensive changes to live SuperServer databases without any
> problems
> (apart from the occasional challenge with a foreign key) and have been
> doing
> so for many year in IB and now FB1.5. It may be relevant that our apps
> tend
> to spread the transactions amongst a high number of functions so each is
> not
> intensively used.
>

My motto is "Better safe than sorry" so I never make changes to DDL while
users are in the system. I know that metadata changes are cached until all
users log out of the system but I just don't want to be responsible for that
one in a million chance that something goes wrong. :)

Woody (TMW)