You cannot add a serial column after table creation time in PostgreSQL.
Chris
David Sigeti wrote:
> Dear Pgadmin Folks,
>
> I am using pgadminIII 1.0.2 with PostgreSQL 7.4 under W2K SP4 and Cygwin
> (current as of 2 or 3 weeks ago). The server is running locally.
>
> If I attempt to add an column of type serial or bigserial to a table,
> the operation fails with a message telling me that adding an column with
> a default value is not implemented. What is really weird is that one
> can, in fact, add a column with a default value, like an int4 with a
> default value or 0. The problem does not arise if the serial (or
> bigserial) column is created when the table is created (as a part of
> CREATE TABLE).
>
> Yours,
> David
>
> ---
> Dr. David E. Sigeti
> Phone: 505-667-9239
> E-mail: sigeti@lanl.gov
> Surface mail: X-8, MS-F645, Los Alamos National Laboratory,
> Los Alamos, NM 87545 USA
>
>
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