Re: Feature: psql - display current search_path in prompt

Jelte Fennema-Nio <postgres@jeltef.nl>

From: Jelte Fennema-Nio <postgres@jeltef.nl>
To: Lauri Siltanen <lauri.siltanen@gmail.com>
Cc: pgsql-hackers@postgresql.org
Date: 2025-06-07T23:36:54Z
Lists: pgsql-hackers
On Sat, 7 Jun 2025 at 20:52, Lauri Siltanen <lauri.siltanen@gmail.com> wrote:
> I need to switch search_paths often. It would be tremendously helpful to see the current search_path in the prompt.

That feature should be pretty easy to implement, now that search_path
is marked as GUC_REPORT in PG18. Basically you need to use
PQparameterStatus like we do for session_authorization[1][2].

[1]: https://github.com/postgres/postgres/blob/73e26cbeb5927053eea4e209e5eda34a30c353f1/src/bin/psql/prompt.c#L166-L169
[2]: https://github.com/postgres/postgres/blob/73e26cbeb5927053eea4e209e5eda34a30c353f1/src/bin/psql/common.c#L2508-L2520



Commits

  1. Add psql PROMPT variable for search_path.

  2. doc PG 18 relnotes: add AFTER trigger user change item