Re: get rid of RM_HEAP2_ID

From: Nathan Bossart <nathandbossart(at)gmail(dot)com>
To: John Naylor <johncnaylorls(at)gmail(dot)com>
Cc: PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: get rid of RM_HEAP2_ID
Date: 2025-10-06 19:16:46
Message-ID: aOQVnkxQDWt4yF8d@nathan
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On Mon, Oct 06, 2025 at 04:04:00PM +0700, John Naylor wrote:
> 0004: get rid of RM_HEAP2_ID. This was simple once the prerequisites
> were in place. All of the HEAP2_* macros keep the same name and only
> differ in value. Heap rmgr is completely full so it might be good to
> increase to 5 bits for the record type to give it some breathing room.

I haven't looked at the patch set in depth yet, but +1 to adding some
breathing room if possible. In my early attempts at partial HOT, I had to
add a third heap rmgr because the two existing ones were already full.
It'd be nice to avoid going back to multiple heap rmgrs.

--
nathan

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