On Sat, Apr 17, 2021 at 12:58 PM Vladimír Houba ml. <v(dot)houba(at)gmail(dot)com>
wrote:
> I use ctid as a row identifier within a transaction in a Java application.
>
This doesn't present a very compelling argument since an actual user
declared primary key is what is expected to be used as a row identifier.
And as those are typically bigint if you follow this norm you get exactly
what you say you need.
David J.