| From: | Nathan Bossart <nathandbossart(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Joe Conway <mail(at)joeconway(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Davin Shearer <davin(at)apache(dot)org>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Emitting JSON to file using COPY TO |
| Date: | 2023-12-06 21:41:11 |
| Message-ID: | 20231206214111.GA2878164@nathanxps13 |
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| Lists: | pgsql-general pgsql-hackers |
On Wed, Dec 06, 2023 at 03:20:46PM -0500, Tom Lane wrote:
> If Nathan's perf results hold up elsewhere, it seems like some
> micro-optimization around the text-pushing (appendStringInfoString)
> might be more useful than caching. The 7% spent in cache lookups
> could be worth going after later, but it's not the top of the list.
Agreed.
--
Nathan Bossart
Amazon Web Services: https://aws.amazon.com
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