From: | David Fetter <david(at)fetter(dot)org> |
---|---|
To: | Bill Todd <pg(at)dbginc(dot)com> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: Nested transactions |
Date: | 2009-10-12 16:30:33 |
Message-ID: | 20091012163033.GF14810@fetter.org |
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Thread: | |
Lists: | pgsql-general |
On Sun, Oct 11, 2009 at 07:41:54PM -0700, Bill Todd wrote:
> Does PostgreSQL support nested transactions as shown below?
>
> BEGIN;
> ...do some stuff...
> BEGIN;
> ...more stuff...
> COMMIT;
> COMMIT;
It depends what you want to have happen when the outer transaction
rolls back. If you want all the sub-commits to roll back, use
SAVEPOINTs. If you don't, you'll have to write something in an
untrusted PL that uses a separate database connection.
Cheers,
David.
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