Re: making EXPLAIN extensible

Robert Haas <robertmhaas@gmail.com>

From: Robert Haas <robertmhaas@gmail.com>

To: Sami Imseih <samimseih@gmail.com>

Cc: Tom Lane <tgl@sss.pgh.pa.us>, Jeff Davis <pgsql@j-davis.com>, Thom Brown <thom@linux.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>

Date: 2025-03-19T16:41:48Z

Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

pg_overexplain: Use PG_MODULE_MAGIC_EXT.
- 83ccc85859f3 18.0 landed
pg_overexplain: Call previous hooks as appropriate.
- 9f0c36aea0fb 18.0 landed
pg_overexplain: Additional EXPLAIN options for debugging.
- 8d5ceb113e3f 18.0 landed
Add an additional hook for EXPLAIN option validation.
- 50ba65e73325 18.0 landed
Add some new hooks so extensions can add details to EXPLAIN.
- 4fd02bf7cf94 18.0 landed
Make it possible for loadable modules to add EXPLAIN options.
- c65bc2e1d14a 18.0 landed

On Wed, Mar 19, 2025 at 11:38 AM Sami Imseih <samimseih@gmail.com> wrote:
> ... as I made the hook signature match that of
> ParseExplainOptionList, so both pstate and the options list
> are now available to the hook.

This version LGTM, except it's not pgindent-clean.

-- 
Robert Haas
EDB: http://www.enterprisedb.com