Re: feature request ctid cast / sql exception

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: Vladimír Houba ml(dot) <v(dot)houba(at)gmail(dot)com>
Cc: Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: feature request ctid cast / sql exception
Date: 2021-04-17 19:24:57
Message-ID: CAKFQuwbYWGO6xGH2S=MWJVpKXJeFDcesa4Ro3dNi9MUZNqDDRA@mail.gmail.com
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On Sat, Apr 17, 2021 at 10:58 AM Vladimír Houba ml. <v(dot)houba(at)gmail(dot)com>
wrote:

> I propose to implement a builtin and efficient bidirectional cast between
> ctid and bigint types.
>
>
Why?

> Another nice feature would be a function that can be called from a sql
> statement and would throw an exception when executed.
>
>
An assertion-related extension in core would be welcomed.

David J.

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