Re: WIP: System Versioned Temporal Table

From: Simon Riggs <simon(dot)riggs(at)enterprisedb(dot)com>
To: Vik Fearing <vik(at)postgresfriends(dot)org>
Cc: Ryan Lambert <ryan(at)rustprooflabs(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Surafel Temesgen <surafel3000(at)gmail(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, Rémi Lapeyre <remi(dot)lapeyre(at)lenstra(dot)fr>, Eli Marmor <eli(at)netmask(dot)it>, David Steele <david(at)pgmasters(dot)net>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>, Georgios <gkokolatos(at)protonmail(dot)com>
Subject: Re: WIP: System Versioned Temporal Table
Date: 2021-01-26 12:16:48
Message-ID: CANbhV-Gee8avP652XoNikJrS2chxb9uo4zHujk4MMO1HW221vw@mail.gmail.com
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On Tue, Jan 26, 2021 at 11:33 AM Vik Fearing <vik(at)postgresfriends(dot)org> wrote:
>
> On 1/11/21 3:02 PM, Simon Riggs wrote:
> > * UPDATE foo SET start_timestamp = DEFAULT should fail but currently doesn't
>
> I'm still in the weeds of reviewing this patch, but why should this
> fail? It should not fail.

It should not be possible for the user to change the start or end
timestamp of a system_time time range, by definition.

--
Simon Riggs http://www.EnterpriseDB.com/

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