From: | Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> |
---|---|
To: | Howard Cole <howardnews(at)selestial(dot)com> |
Cc: | salah jubeh <s_jubeh(at)yahoo(dot)com>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: Pg_restore and dump -- General question |
Date: | 2011-04-04 11:44:28 |
Message-ID: | BANLkTi=rNC_K_ON_jU5d4VGowibpPRrXzQ@mail.gmail.com |
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Lists: | pgsql-general |
On Mon, Apr 4, 2011 at 5:40 AM, Howard Cole <howardnews(at)selestial(dot)com> wrote:
> On 04/04/2011 11:47 AM, salah jubeh wrote:
>
> What will happen if
>
> 1. dropped table a
> 2. insert data on b and the other relations
> 3. restore table a and it's dependency (table b).
>
> Simple advice would be to create a script on an offline system for testing -
> when you are happy with the results - do it on the online system - after
> making a backup of course! Anything else would be suicidal.
Agreed. AND on the production system first take a backup and THEN run
the drop cascade inside a transaction in case it does crazy things you
didn't foresee.
begin;
drop object yada cascade;
then rollback if things get too scary.
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