Re: can recs be transferred between DBs ?

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: dfgpostgres <dfgpostgres3(at)gmail(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: can recs be transferred between DBs ?
Date: 2026-04-28 16:05:31
Message-ID: CAKFQuwbyRfoacj=OPEt6dmpF3sTiDvZ7ujtVVRXhjhO3vRn24g@mail.gmail.com
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On Tue, Apr 28, 2026 at 8:56 AM dfgpostgres <dfgpostgres3(at)gmail(dot)com> wrote:

>
> The managers tell me that they want to restore "beta" back to the main DB.
> I know I could do this with something like a perl script, making
> connections to both DBs and transferring them over using select statements
> in "beta_archive" and insert statements in the main DB. But is there a
> better way, something inherent in PG SQL that allows me to do something
> like this ?
>
>
pg_dump / pg_restore are the core tools at your disposal. The ability to
specify --inserts and --on-conflict-do-nothing on pg_dump in particular
make at least attempting this against a copy of the backups quite appealing
before trying to write a more targeted transfer script.

David J.

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