I got annoyed (not for the first time) by the fact that the
partitioned_rels field of AppendPath and MergeAppendPath is a list of
Relids, i.e., Bitmapsets. This is problematic because a Bitmapset is
not a type of Node, and thus a List of them is really an invalid data
structure. The main practica
On Fri, Jan 29, 2021 at 12:12 PM Tom Lane wrote:
> I got annoyed (not for the first time) by the fact that the
> partitioned_rels field of AppendPath and MergeAppendPath is a list of
> Relids, i.e., Bitmapsets. This is problematic because a Bitmapset is
> not a type of Node, and thus a List of th
Peter Geoghegan writes:
> On Fri, Jan 29, 2021 at 12:12 PM Tom Lane wrote:
>> I got annoyed (not for the first time) by the fact that the
>> partitioned_rels field of AppendPath and MergeAppendPath is a list of
>> Relids, i.e., Bitmapsets. This is problematic because a Bitmapset is
>> not a type
On Fri, Jan 29, 2021 at 4:01 PM Tom Lane wrote:
> > It's probably much riskier to use 32-bit x86 today than
> > it is to use (say) POWER8, or some other contemporary minority
> > platform.
>
> We do still have x86 in the buildfarm, as well as some other
> 32-bit platforms, so I don't agree that it
Peter Geoghegan writes:
> On Fri, Jan 29, 2021 at 4:01 PM Tom Lane wrote:
>> We do still have x86 in the buildfarm, as well as some other
>> 32-bit platforms, so I don't agree that it's that much less
>> tested than non-mainstream 64-bit platforms.
> I don't know anybody that still runs Postgres
On Fri, Jan 29, 2021 at 08:53:49PM -0500, Tom Lane wrote:
> Peter Geoghegan writes:
>> I don't know anybody that still runs Postgres
>> (or anything like it) on a 32-bit platform. I think that Michael
>> Paquier owns a Raspberry Pi zero, but that hardly counts.
hamster died a couple of years ago,
On Fri, Jan 29, 2021 at 5:53 PM Tom Lane wrote:
> Hmph ... three of my five buildfarm animals are 32-bit, plus I
> have got 32-bit OSes for my Raspberry Pi ;-). Admittedly, none
> of those represent hardware someone would put a serious database
> on today. But in terms of testing diversity, I th
On Fri, Jan 29, 2021 at 6:33 PM Michael Paquier wrote:
> Those 32-bit modules are still being sold actively by the RPI
> foundation, and used as cheap machines for education purposes, so I
> think that it is still useful for Postgres to have active buildfarm
> members for 32-bit architectures.
Bu
Peter Geoghegan writes:
> Broad trends have made it easier to write portable C code, but that
> doesn't apply to 32-bit machines, I imagine. Including even the
> extremely low power 32-bit chips that are not yet fully obsolete, like
> the Raspberry Pi Zero's chip.
Meh. To my mind, the most inter
On Fri, Jan 29, 2021 at 6:44 PM Tom Lane wrote:
> Pointer width is interesting, but really it's a solved problem
> compared to these.
What about USE_FLOAT8_BYVAL?
--
Peter Geoghegan
Peter Geoghegan writes:
> On Fri, Jan 29, 2021 at 6:44 PM Tom Lane wrote:
>> Pointer width is interesting, but really it's a solved problem
>> compared to these.
> What about USE_FLOAT8_BYVAL?
That's an annoyance, sure, but I don't recall many recent bugs
related to violations of that coding ru
Now that commit f003a7522 did away with the partitioned_rels fields,
my original motivation for doing $SUBJECT is gone. It might still be
worth doing, but I'm not planning to tackle it right now.
regards, tom lane
On Tue, 2 Feb 2021 at 09:23, Tom Lane wrote:
>
> Now that commit f003a7522 did away with the partitioned_rels fields,
> my original motivation for doing $SUBJECT is gone. It might still be
> worth doing, but I'm not planning to tackle it right now.
I'm not sure if the misuse of Lists to store no
David Rowley writes:
> On Tue, 2 Feb 2021 at 09:23, Tom Lane wrote:
>> Now that commit f003a7522 did away with the partitioned_rels fields,
>> my original motivation for doing $SUBJECT is gone. It might still be
>> worth doing, but I'm not planning to tackle it right now.
> I'm not sure if the
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