Robert Haas <[email protected]> writes:
> On Fri, Jan 18, 2013 at 3:31 AM, Jeff Davis <[email protected]> wrote:
>> So, I attached a new version of the patch that doesn't look at the VM
>> for tables with fewer than 32 pages. That's the only change.
> That certainly seems worthwhile, but I still don't want to get rid of
> this code. I'm just not seeing a reason why that's something that
> desperately needs to be done.
Yeah, I'm having the same problem. Despite Jeff's test results, I can't
help thinking that lack of PD_ALL_VISIBLE *will* hurt us under some
workloads, and it's not obvious to me what benefit we get from dropping
it.
regards, tom lane
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