| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
|---|---|
| To: | Joachim Wieland <joe(at)mcknight(dot)de> |
| Cc: | Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Noah Misch <noah(at)leadboat(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Snapshot synchronization, again... |
| Date: | 2011-02-22 07:10:13 |
| Message-ID: | 4D636155.9050000@enterprisedb.com |
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| Thread: | |
| Lists: | pgsql-hackers |
On 21.02.2011 21:33, Joachim Wieland wrote:
> Hi,
>
> On Mon, Feb 21, 2011 at 4:56 PM, Alvaro Herrera
> <alvherre(at)commandprompt(dot)com> wrote:
>> What's the reason for this restriction?
>> if (databaseId != MyDatabaseId)
>> ereport(ERROR,
>> (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
>> errmsg("cannot import snapshot from a different database")));
>
> I just couldn't think of a use case for it and so didn't want to
> introduce a feature that we might have to support in the future then.
Hmm, here's one: getting a consistent snapshot of all databases in
pg_dumpall. Not sure how useful that is..
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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