From: | Mayan <popalzie(at)gmail(dot)com> |
---|---|
To: | Ninad Shah <nshah(dot)postgres(at)gmail(dot)com> |
Cc: | pgsql-general <pgsql-general(at)lists(dot)postgresql(dot)org> |
Subject: | Re: pg_restore (fromuser -> touser) |
Date: | 2021-07-24 04:12:36 |
Message-ID: | CAOeXn7qymc+RRLS8nP2t65EGyiruQBwWdACbhYH6Vk76U+T8gA@mail.gmail.com |
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Lists: | pgsql-general |
Thanks for your reply. Is this something that I can request as a feature
add? I don't think it should be too much of effort (based on my limited
source code knowledge), but I'm not familiar with the process to request a
feature.
Thanks,
Mayan
On Fri, Jul 23, 2021, 10:58 PM Ninad Shah <nshah(dot)postgres(at)gmail(dot)com> wrote:
> This is true. Such a feature is not available in PostgreSQL.
>
> What you need to do is you have to take a structure dump, and change the
> schema name as per required. And, then, you may copy the data.
>
>
> Regards,
> Ninad Shah
>
> On Fri, 23 Jul 2021 at 23:08, Mayan <popalzie(at)gmail(dot)com> wrote:
>
>> Hi,
>>
>>
>>
>> I had a general question about a feature that we depended on heavily when
>> using other RDBMS providers which was the ability to take a schema dump and
>> restore it to a different database and a different schema in that database
>> (could be to the same database as well). Basically, there was an option
>> on restore to specify a FROMUSER and a TOUSER directive so schema A could
>> be restored elsewhere but as schema B.
>>
>>
>>
>> I don’t see such an option in Postgres and the only workaround I am aware
>> of is to do a plain-text (format=p) and then a crude find/replace to
>> replace the old schema name with the new schema name. I’ve never
>> actually tested this to be sure even this would work. Also, using this
>> option will prevent us from parallelizing the import or export, so it’s
>> really not something we want to do.
>>
>>
>>
>> This would be a really useful feature in my opinion along with the
>> ability to maintain parallelization options.
>>
>>
>>
>> Are there any such features on the roadmap? Is my understanding correct
>> about the available ways to accomplish this – again, in a practical and
>> performant way?
>>
>>
>>
>> Thanks,
>>
>> Mayan
>>
>
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