Thread

Re: [HACKERS] Re: unanswered: Schema Issue

V. M. <txian@hotmail.com> — 2001-04-26T19:41:04Z

yes, but my tables have long names, i've already done as suggested by you.

why not have a schema table created for us to extract these info.


>From: Joel Burton <jburton@scw.org>
>To: "V. M." <txian@hotmail.com>
>CC: pgsql-general@postgresql.org, pgsql-hackers@postgresql.org
>Subject: Re: [HACKERS] Re: unanswered: Schema Issue
>Date: Thu, 26 Apr 2001 15:32:47 -0400 (EDT)
>
>On Thu, 26 Apr 2001, V. M. wrote:
>
>(moving this conversation back to pgsql-general, followups to there)
>
> > perhaps adding  t.tgargs to your view enable me to extract parameters
> > that are the related fields
>
>At SCW, we use a naming convention for RI triggers, to allow
>us to easily extract that, and deal with error messages.
>
>We use:
>
>CREATE TABLE p (id INT);
>
>CREATE TABLE c (id INT CONSTRAINT c__ref_id REFERENCES p);
>
>This allows us at a glance to see in error messages what field of what
>table we were referencing. In an Access front end, we can trap this
>error message to a nice statement like "You're trying to change a value in
>the table "c", using information in table "p", "id", but...")
>
>If you don't have this, yes, you can look at in
>the tgargs, but, given that its a bytea field, it's hard to
>programmatically dig anything out of it.
>
>HTH,
>--
>Joel Burton   <jburton@scw.org>
>Director of Information Systems, Support Center of Washington
>

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