On 11/15/21, 1:30 PM, "Robert Haas" <robertmh...@gmail.com> wrote:
> Here's a new version that does it that way. Any other opinions?

LGTM

> The best thing I could come up with for a test case for this was to
> try repeatedly making a new connection and running "SELECT
> txid_current()", which will cause just one WAL record to be generated.
> Unfortunately that path has overhead from a lot of other causes so I'm
> not sure the results are very meaningful, but here they are:
>
> v1: 0.378 ms
> v2: 0.391 ms
> common base commit (10eae82b2): 0.376 ms

I'm personally not too worried about a ~4% regression in this
particular benchmark...

Nathan

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