Show warning message ,
if hard upgrade was not executed.
This happens when upgrade=true was designated on or after 2nd connection.
In the mail of "Re: upgrading trouble ... (Re: Patch again for
Daniel John Debrunner wrote:
> The upgrade=true has to be set on the connection that boots the
> database, the first connection to the database. In your example where
> you use update=true, that booted the old database in soft upgrade mode.
> Hard upgrade did not happen because the connection with the correct
> upgrade=true was not the first so it was a normal connection to the
> A warning if the upgrade has no effect might be a good idea, either
> no-upgrade required or upgrade on booted database not possible.