From: | "John L(dot) Turner" <jlt(at)wvinter(dot)net> |
---|---|
To: | terry <tg5027(at)citlink(dot)net>, pgsql-interfaces(at)postgresql(dot)org |
Subject: | Re: pgaccess - where to store the own data |
Date: | 2002-08-30 16:57:22 |
Message-ID: | 200208301657.22191.jlt@wvinter.net |
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Lists: | pgsql-interfaces |
On Friday 30 August 2002 19:18, terry wrote:
> >> Iavor Raytchev wrote:
> >> > Hello everybody,
> >> >
> >> > There is an open question we need broad opinion on.
> >> >
> >> > Currently pgaccess stores its own data in the database it works
> >> > with. Some people do not like that. To store it elsewhere invokes
> >> > a number of issues such as:
> >> >
> >> > - where is this somewhere
> >> > - converting form all versions to the new
> >> > - etc.
> >> >
> >> > What do people think about this. Is it so bad that the own data
> >> > is stored in the database pgaccess works with?
> >>
> >> I don't particularly like it. Oracle deals with this by having a
> >> database unto itself as a management repository (Oracle Enterprise
> >> Manager, OEM, I believe). You register the database you want to
> >> manage with the repository, and the metadata is kept there instead
> >> of in each managed database.
> >>
> >> Joe
>
> I would agree that pgaccess's metadata should not necessarily be stored
> in with <all> of the rest of the data being used by a pgaccess
> application. However, having a central repository as described above
> may make it difficult to distribute an application without providing
> some capabilities to distribute/manage a portion of the central
> repository - which could be ugly for the developer and an end user.
>
> From my experiences using m$access to augment existing applications, I
> would think that at least two sets of data would need to be handled by
> pgaccess - some in an existing database, and some in the pgaccess
> application. Hence, the structure of m$access with it's 'linked' and
> local tables in the application database itself. For self-contained
> applications, no linked tables would be used, and the existing format
> is fine for distributing an application. But, a major strength of
> m$access is it's ability to use data from multiple sources (databases),
> while the application database uses them transparently.
>
> In any case, where there are multiple users (say > 3 people) the data
> is usually separated from the application metadata anyway for
> maintenance purposes. That way it is not necessary to do live changes
> or to pass large data laden databases about for an application
> modification.
>
> Hence, I would vote to retain the existing method, and put the effort
> into the ability to open multiple 'other' databases on a table by table
> basis.
>
> Regards,
>
> terry
===============
Well, I thought I was the only one that want to do that.
Please give this "linking" serious consideration. Maybe even the postgresQL
folks can help in this area.
I have used it in MS Access for 9 years, and it does work well.
Where there is a will, there is a way !
--
John Turner
JCI Inc.
http://home.ntelos.net/~JLT
"Just because you do not know the answer
does not mean that someone else does"
Stephen J. Gould, {rip}
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