| From: | Vanja <milosevski(at)gmail(dot)com> |
|---|---|
| To: | pgsql-novice(at)postgresql(dot)org |
| Subject: | Re: limiting number of allowed rows in a table |
| Date: | 2005-12-28 16:35:07 |
| Message-ID: | ed6f95fd0512280835v300966feqc25b77eb76b73deb@mail.gmail.com |
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| Lists: | pgsql-novice |
Yes, I kinda had the same thing in mind about somehow using COUNT(*)
but without any success so far. Can you please give me a code fragment
on how would you implement this? Thanks.
On 12/28/05, Sean Davis <sdavis2(at)mail(dot)nih(dot)gov> wrote:
>
> I don't think there is such a constraint (but would love to hear otherwise).
> However, you could place a trigger on a table that does a count(*) on the
> table (which might be time-consuming on a large table, but....) and then
> does whatever you want (ignore the insert, put it in another table, or
> delete an old row before inserting the new one). Why do you want to limit
> the number of rows?
>
> Sean
>
>
>
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