From: | John R Pierce <pierce(at)hogranch(dot)com> |
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To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Sharing data between databases |
Date: | 2011-05-13 04:05:55 |
Message-ID: | 4DCCAE23.2080601@hogranch.com |
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Lists: | pgsql-general |
On 05/12/11 8:38 PM, Tim Uckun wrote:
>> I sometimes think it'd be nice if Pg offered the ability to translate schema
>> to "databases", so it runs with a single database and multiple schema, and
>> you "connect" to a schema, MySQL style. It'd help people who want to use
>> multiple databases on a machine and query between them, though of course
>> it'd do nothing for people who want to do inter-machine or inter-instance
>> queries.
>>
>
> That's an interesting idea. Since I am building this app from scratch
> I suppose I could create different schemas for different applications
> instead of using different databases. I wonder how rails and active
> record can deal with that. I'll take a look and see.
>
> I am presuming of course that one can query across schemas.
most certainly. just prefix any objects or fields with
schemaname.objectname. if you don't specify the schemaname it looks in
the SEARCH_PATH, which defaults to "$user",public
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