From: | vishal saberwal <vishalsaberwal(at)gmail(dot)com> |
---|---|
To: | "Jim C(dot) Nasby" <jnasby(at)pervasive(dot)com> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Versioning Schema/Stored Procedures |
Date: | 2005-12-19 16:35:14 |
Message-ID: | 3e74dc250512190835u619d7933x4274d03c8795a943@mail.gmail.com |
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Lists: | pgsql-general |
So, is there no way i can version the stored procedures or tables.
Has anyone done anything similar.
Does any system table have a description or any field i could store the
version for the tables/stored procedures/views.
thanks jim, but i think, If its just 20% tables changing and that two in a
sub-schema storing person details for example, i might not want to have
downtime on other applications that are not using person sub-system.
thanks in advance,
vish
On 12/16/05, Jim C. Nasby <jnasby(at)pervasive(dot)com> wrote:
>
> The way I handle this is to version the entire schema and have scripts
> that know how to upgrade from one version to another. If you think about
> it, you really want/need everything in the database to be designed to
> run together anyway. I've yet to find a case where I'd want some of the
> stuff in the schema to be older than other stuff.
>
> case where it makes sense to ha
> On Fri, Dec 16, 2005 at 02:41:58PM -0800, vishal saberwal wrote:
> > hi all,
> >
> > We installed a first version (1.0.0.1) of our schema. then came a few
> > patches we had for a few stored procedures and tables (1.0.0.2). Then
> even
> > more (1.0.0.3) (1.0.0.4). Some chose to upgrade to version 1.0.0.3 and
> stick
> > to it, while some others chose to upgrade to 1.0.0.4.
> >
> > Now when i have some more schema updates, how should i find out what
> > (incremental) updates the client needs?
> >
> > One way might be to store [ 'version', 'schema', 'Date_time_change',
> > 'User_who_Changed' ] in a table. But i want to store the versions for
> each
> > table/stored procedures/views. I could create a table to store these
> > components with similar details. But i do not want to duplicate the
> work. I
> > just want to upgrade the components i need to, so as to avoid downtime
> for
> > teh applications taht do not need the component.
> >
> > Is it possible to modify pg_class to have another 'version' column so
> that i
> > can version each relation and other components?
> > Is there a better way to do schema versioing to the level of tables,
> stored
> > procedures and views?
> >
> > thanks,
> > vish
>
> --
> Jim C. Nasby, Sr. Engineering Consultant jnasby(at)pervasive(dot)com
> Pervasive Software http://pervasive.com work: 512-231-6117
> vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461
>
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