Re: Parent Id - Mailing list pgsql-general

From Bruno Wolff III
Subject Re: Parent Id
Date
Msg-id 20031009184317.GA14131@wolff.to
Whole thread Raw
In response to Parent Id  (Gene Vital <genevital@karibe.com>)
Responses Re: Parent Id  (Gene Vital <genevital@karibe.com>)
List pgsql-general
On Thu, Oct 09, 2003 at 14:26:21 -0400,
  Gene Vital <genevital@karibe.com> wrote:
> when inserting new records into  parent / child tables, what is the best
> recommended way of retrieving the pkey value from the parent table when
> using auto incrementing fields ?

You want to use currval. currval will return the last value obtained
by nextval in the same session, so it is safe to use without any additional
locking.

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