On Tue, Oct 04, 2011 at 12:30:48PM +0100, Robert Buckley wrote:
> Hi,
>
> I have a column in a table called hist_id with the datatype "integer". When I
> created the table I assigned this column the primary key constraint but
> didn´t make it an auto-increment column.
>
> How could I do this to an the already existing column?
>
> I have created the sequence with the following command but don´t know how to
> change the existing column to auto-increment.
>
>
> $ create sequence hist_id_seq;
alter table hist alter column hist_id set default nextval( 'hist_id_seq');
Best regards,
depesz
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