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help / color / mirror / Atom feedFrom: mark bradley <[email protected]>
To: Adrian Klaver <[email protected]>
To: Ron Johnson <[email protected]>
To: pgsql-general <[email protected]>
Subject: Re: Duplicate Key Values
Date: Fri, 14 Mar 2025 12:10:21 +0000
Message-ID: <SJ2PR22MB43281A2F8D59C7B53479D789BAD22@SJ2PR22MB4328.namprd22.prod.outlook.com> (raw)
In-Reply-To: <[email protected]>
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Adrian & Ron,
Thank you for your assistance.
Best regards,
Mark Brady
amazon.com/author/markjbrady<https://amazon.com/author/markjbrady;
________________________________
From: Adrian Klaver <[email protected]>
Sent: Thursday, March 13, 2025 1:03 PM
To: mark bradley <[email protected]>; Ron Johnson <[email protected]>; pgsql-general <[email protected]>
Subject: Re: Duplicate Key Values
On 3/13/25 09:25, mark bradley wrote:
>
> > I'm assuming that by 'simple version' you mean no inheritance.
>
> Inheritance was not specified by me in either case. By simple, I mean
Unless someone else is working on this code, it was done by you.
Pretty sure it had to do with from this message:
https://www.postgresql.org/message-id/SJ2PR22MB4328CEB1B47FC1AC4A996CB3BAD12%40SJ2PR22MB4328.namprd2...
"Although I did not explicitly use Postgres to declare inheritance,
logically speaking table dataset and processing _node inherit or are
subclasses of node because they are subclasses of node in a dataflow
diagram."
I'm guessing you actually did do the subclassing(inheritance) as it was
an option presented in the pgAdmin4 CREATE TABLE screen.
Anyway at this point the problem has been identified and a solution devised.
> that I used fewer columns in the test version, like so:
>
>
>
> Where *node_id* is a foreign key in dataset, and *node_type* is not.
>
> Best regards,
> Mark Brady
--
Adrian Klaver
[email protected]
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