| From: | Bruno Wolff III <bruno(at)wolff(dot)to> |
|---|---|
| To: | "Matt A(dot)" <survivedsushi(at)yahoo(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: help |
| Date: | 2005-08-26 15:29:46 |
| Message-ID: | 20050826152946.GC16546@wolff.to |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
On Fri, Aug 26, 2005 at 01:41:12 -0700,
> All I need is integer columns evaluting in a
>
> nullif('1','') returns int = 1
> nullif('','') returns int = null
> nullif('0','') returns int = 0
>
> fashion upon inserting to an INTEGER column. Forget
> booleans. Forget text. Just integers. Is this
> possible? Nothing is impossible. Tell me it can be
> done!
Casting the parameters won't work since '' isn't a valid representation of
an integer. But it looks like casting the output to int works. (It seemed
to work in 8.0.3.)
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