Re: select query that would join two databases

From: Rod Taylor <rbt(at)rbt(dot)ca>
To: "Keith H(dot)K(dot) Lam (U1 Tech(dot))" <keithhk_lam(at)u1technology(dot)com>
Cc: "'pgsql-sql(at)postgresql(dot)org'" <pgsql-sql(at)postgresql(dot)org>
Subject: Re: select query that would join two databases
Date: 2003-08-01 00:39:32
Message-ID: 1059698371.33557.11.camel@jester
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-sql

Take a look at the dblink() contrib module.

PostgreSQL does not currently support inter-database joins BUT it does
offer Schemas which is often enough. Take each of your source databases
and toss them into two different schemas of the same database.

On Wed, 2003-07-30 at 07:28, Keith H.K. Lam (U1 Tech.) wrote:
> dear all,
>
> How to create a query that would join two databases? In MSSQL, i use
>
> select * from dbA.dbo.tableA a dbB.dbo.tableB b where a.id=b.id
>
> Is there anyway to write the above query in postgressql ?
>
> Please email me back.
> Thanks,
> Keith
>
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster
>

In response to

Browse pgsql-sql by date

  From Date Subject
Next Message Eric Johnson 2003-08-01 00:54:45 Using contrib/fulltext on multiple tables
Previous Message Rod Taylor 2003-08-01 00:37:18 Re: Does a the block of code within a stored procedure constitute