| From: | Marko Pahić <mpahic(at)gmail(dot)com> |
|---|---|
| To: | Filip Rembiałkowski <plk(dot)zuber(at)gmail(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: A question about inheritance and sequence |
| Date: | 2009-06-24 19:40:03 |
| Message-ID: | 4ae2a0950906241240y4627da43uc403e53ae2bf926d@mail.gmail.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
> Triggers are generally more robust. Quick example:
> NEW.noteid := SELECT 1+ COALESCE( (SELECT noteid FROM "Notes" WHERE
> userkey=NEW.userkey ORDER BY noteid DESC LIMIT 1), 0 );
Can you please write me the whole trigger? I've been reading the manual for
an hour and I have no idea in where to apply this code.
>
>
> Applications must take care of race conditions (like 2 clients trying to
> insert same noteid).
Doesn't the multiple primary key key fix this problem?
--
Human beings make life so interesting.
Do you know that in a universe so full of wonder,
they have managed to invent boredom? Quite astonishing.
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