| From: | Bruno Wolff III <bruno(at)wolff(dot)to> |
|---|---|
| To: | David Rickard <David(dot)Rickard(at)GTScompanies(dot)com> |
| Cc: | pgsql-novice(at)postgresql(dot)org, Judith Strawser <judiths(at)GTScompanies(dot)com> |
| Subject: | Re: Serial Column Tweaking |
| Date: | 2003-10-07 19:34:46 |
| Message-ID: | 20031007193446.GA14933@wolff.to |
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| Lists: | pgsql-novice |
On Tue, Oct 07, 2003 at 12:25:23 -0700,
David Rickard <David(dot)Rickard(at)GTScompanies(dot)com> wrote:
> We're converting a database from Oracle to PostGreSQL (7.3.4); many of our
> tables have a sequential ID field as a prime key, populated in Oracle from
> sequences; we would like to make these fields serial data types in
> PostGreSQL (to simplify insert statements etc)--and we want to keep the ID
> values from the existing tables; is there a way to set a minimum value for
> the serial type? Or will we have to go to explicit sequences with defined
> minimum values?
When you use type serial a sequence is created. You can use setval to
set what value the sequence will give out next. Normally the associated
sequence name is tablename_columnname_seq .
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