Re: How to manipulate field in New record

yes I know, the trigger should be before insert update and delete, and the
function decide what manipulate basing on TG_OP

Il giorno mer 7 giu 2023 alle ore 15:57 Adrian Klaver <
adrian(dot)klaver(at)aklaver(dot)com> ha scritto:

> On 6/7/23 05:12, 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.
>
> A new row won't have the OLD RECORD.
>
> Read:
>
> https://www.postgresql.org/docs/current/plpgsql-trigger.html
>
> and look at the examples.
>
> >
> > Problem 1: how to get and set this field
> > Problem 2: the field has Composit type
>
> --
> Adrian Klaver
> adrian(dot)klaver(at)aklaver(dot)com
>
>

--
Domenico L.

per stupire mezz'ora basta un libro di storia,
io cercai di imparare la Treccani a memoria... [F.d.A.]