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From: Rich Shepard <[email protected]>
To: [email protected]
Subject: Re: Removing duplicate rows in table
Date: Tue, 10 Sep 2024 09:38:57 -0700 (PDT)
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On Tue, 10 Sep 2024, Adrian Klaver wrote:

> You might want to do something like:
>
> select proj_nbr, count(*) as ct from projects group by proj_nbr;
>
> to see how big a problem it is. If it is only a few projects it could just a 
> matter of manually deleting the extras.

Adrian,

It's a small table, not updated in a while. Looking at the example I sent
how do I delete the extras while keeping one when each row has the same
content? Not knowing how to do that is why I wrote.

> Whatever you do:
> 1) Make sure you have a backup of at least that table.
> 2) Do the data changes as BEGIN; <changes> COMMIT; or ROLLBACK;

Yep. Learned that lesson.

Thanks,

Rich

P.S. Please reply to the mail list so I receive only one copy of your
message, not two.

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