| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Andy Fan <zhihuifan1213(at)163(dot)com>, David Rowley <dgrowleyml(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Make printtup a bit faster |
| Date: | 2026-05-04 13:09:44 |
| Message-ID: | 185759.1777900184@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Andres Freund <andres(at)anarazel(dot)de> writes:
> FWIW, I've experimented fixing this overhead before, and what I did was to
> pass an optional context via the fcinfo, and output / send functions could use
> memory allocated via that optional context object, rather than doing it
> allocating in CurrentMemoryContext. For the send functions that looks
> reasonably clean, given that it already deals with a stringinfo. For out
> functions it's a bit uglier, but still somewhat acceptable.
Hmm, yeah, that could be a route to building a new optional API
without causing compatibility problems everywhere.
regards, tom lane
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