From: | hubert depesz lubaczewski <depesz(at)depesz(dot)com> |
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To: | Lorusso Domenico <domenico(dot)l76(at)gmail(dot)com> |
Cc: | pgsql-general(at)lists(dot)postgresql(dot)org |
Subject: | Re: How to manipulate field in New record |
Date: | 2023-06-07 12:58:49 |
Message-ID: | ZIB/CTqNFuQ0C3ck@depesz.com |
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Thread: | |
Lists: | pgsql-general |
On Wed, Jun 07, 2023 at 02:12:58PM +0200, Lorusso Domenico wrote:
> Hello,
> Looking for a global solution I've write e trigger function that as
> optional parameter (argv[0]) receive the name of a specific parameter.
>
> My need is to get the filed from NEW and OLD record manipulate and set back
> the field with new value.
>
> Problem 1: how to get and set this field
> Problem 2: the field has Composit type
Do this in pl/perl, pl/python, pl/tcl or anything like this.
Or use one of methods shown here:
https://www.depesz.com/2021/04/21/getting-value-from-dynamic-column-in-pl-pgsql-triggers/
depesz
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