| From: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
|---|---|
| To: | Jaime Casanova <systemguards(at)gmail(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: message for constraint |
| Date: | 2006-01-14 09:13:47 |
| Message-ID: | 200601141013.47717.peter_e@gmx.net |
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| Lists: | pgsql-hackers pgsql-patches |
Jaime Casanova wrote:
> From time to time people ask me if there is a way to "customize"
> messages for constraints so they could be more informative to the
> user...
What about this?
=> create table foo (fld int4 constraint "fld must contain positive numbers" check (fld > 0));
CREATE TABLE
=> insert into foo values (-5);
ERROR: new row for relation "foo" violates check constraint "fld must contain positive numbers"
--
Peter Eisentraut
http://developer.postgresql.org/~petere/
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