Thank you to all of you who provided me with email.  I've heard many of you
say that expansion of details is no problem.  Several of you warned that a
master which expands often a little at a time may have performance problems.

Gibson Nichols <[log in to unmask]> wrote in message
news:96e78a$2ak13@eccws12.dearborn.ford.com...
> When some of the features of dynamic dataset expansion first came out (may
> have been the master dataset and perhaps some combination with other
> features like jumbos) there were problems.  Are there still problems?
Should
> I avoid dynamic dataset expansion?
>
> Just upgraded our Orbit backup software so we can use the option which
> allows us to keep the system up during the entire backup.  Ran into some
> messages when the database logging was turned off during the backup.  The
> Orbit folks told us that it is best to keep logging turned on.  Okay, but
we
> need to increase the capacity sometimes . . . so thus my need to use
dynamic
> dataset expansion.
>
>