| From: | Bret Stern <bret_stern(at)machinemanagement(dot)com> |
|---|---|
| To: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Calculated update |
| Date: | 2012-03-13 01:11:34 |
| Message-ID: | 1331601094.2167.32.camel@fedora13 |
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| Lists: | pgsql-general |
On Mon, 2012-03-12 at 17:39 -0700, Bosco Rama wrote:
> Bret Stern wrote:
> >
> > trying to update a varchar numeric string column
> > by converting it to int, adding a numeric value and insert it back
> > as a varchar
> >
> > Having trouble with cast
>
> I assume you are doing an update as opposed to an insert. You use
> both above (and both numeric and int as well). Anyway, try:
>
> update tbl set col = (col::int + 1);
>
> or some variation thereof. That should do the trick.
>
> Bosco.
update open_orderheader
set order_id = (order_id::int + 3000)
where module_id='aggregate'
worked as advertised.
thanks for the help guys.
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