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From: Rob Sargent <robjsargent@gmail.com>
To: intmail01 <intmail01@gmail.com>
Cc: pgsql-sql@lists.postgresql.org
Subject: Re: How to sort deleted rows with trigger. Some rows before then some rows after.
Date: Mon, 20 Sep 2021 10:58:03 -0600
Message-ID: <b7e2662f-317a-f8a5-eb62-727a7b884982@gmail.com> (raw)
In-Reply-To: <bcddros62v36q1vuc6ukcm3v.1632153025543@email.android.com>
References: <bcddros62v36q1vuc6ukcm3v.1632153025543@email.android.com>

On 9/20/21 9:53 AM, intmail01 wrote:
>
> How to use transaction in a trigger ? It seems there is no possibility 
> to control transaction within function
>
>
>
>
You would start a transaction, send two SQL statements.  The trigger is 
within the transaction (and does not test for negative values).
> For each batch of deletes send two delete statements in a single 
> transaction. The first with negative values. The second with 
> non-negative values.
> > Thank you
> >
> >
> >
>

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  Subject: Re: How to sort deleted rows with trigger. Some rows before then some rows after.
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