| From: | Peter Geoghegan <pg(at)bowt(dot)ie> |
|---|---|
| To: | Tomas Vondra <tomas(at)vondra(dot)me> |
| Cc: | Nazir Bilal Yavuz <byavuz81(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Robert Haas <robertmhaas(at)gmail(dot)com>, Melanie Plageman <melanieplageman(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Georgios <gkokolatos(at)protonmail(dot)com>, Konstantin Knizhnik <knizhnik(at)garret(dot)ru>, Dilip Kumar <dilipbalaut(at)gmail(dot)com> |
| Subject: | Re: index prefetching |
| Date: | 2025-07-22 17:50:16 |
| Message-ID: | CAH2-Wzk0d+fdfMTwUx8friA7NFoSh=JJOb9qXaD2_dXsuuue3A@mail.gmail.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On Tue, Jul 22, 2025 at 1:35 PM Peter Geoghegan <pg(at)bowt(dot)ie> wrote:
> I attach pgbench_accounts_pkey_nhblks.txt, which shows a query that
> (among other things) ouputs "nhblks" for each leaf page from a given
> index (while showing the details of each leaf page in index key space
> order).
I just realized that my terminal corrupted the SQL query (but not the results).
Attached is a valid and complete version of the same query.
--
Peter Geoghegan
| Attachment | Content-Type | Size |
|---|---|---|
| leafkeyspace.sql | application/octet-stream | 2.9 KB |
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Marcos Pegoraro | 2025-07-22 18:11:11 | Re: Proposal: QUALIFY clause |
| Previous Message | Merlin Moncure | 2025-07-22 17:43:31 | Re: Making jsonb_agg() faster |