Re: making EXPLAIN extensible

From: Sami Imseih <samimseih(at)gmail(dot)com>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Thom Brown <thom(at)linux(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: making EXPLAIN extensible
Date: 2025-02-28 22:38:24
Message-ID: CAA5RZ0tLrNOw-OgPkv49kbNmZS4nFn9vzpN5HXX_xvOaM9=5ww@mail.gmail.com
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> EXPLAIN output. It wouldn't make sense for core to have an EXPLAIN
> option whose whole purpose is to cater to the needs of some extension,
> so that made me think of providing some extensibility infrastructure.

Making EXPLAIN extensible sounds like a good idea.. FWIW, There is a
discussion [0]
for showing FDW remote plans ( postgres_fdw specifically), and I think
we will need to
add some new options to EXPLAIN to make that possible.

Have not looked at your patches, but I will do so now.

Regards,

Sami Imseih
Amazon Web Services (AWS)

[0] https://www.postgresql.org/message-id/CAA5RZ0vXiOiodrNQ-Va4FCAkXMpGA%3DGZDeKjFBRgRvHGuW7s7Q%40mail.gmail.com

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