Re: Improving connection scalability: GetSnapshotData() - Mailing list pgsql-hackers

From Robert Haas
Subject Re: Improving connection scalability: GetSnapshotData()
Date
Msg-id CA+TgmoZ6mCy5LMPCWb33UdNjwUbjtLXfOWVZ24EsUo0YHTr3CA@mail.gmail.com
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In response to Re: Improving connection scalability: GetSnapshotData()  (Andres Freund <andres@anarazel.de>)
List pgsql-hackers
On Tue, Apr 7, 2020 at 3:31 PM Andres Freund <andres@anarazel.de> wrote:
> Well, it *is* only a vague test :). It shouldn't ever have a false
> positive, but there's plenty chance for false negatives (if wrapped
> around far enough).

Sure, but I think you get my point. Asserting that something "might
be" true isn't much of an assertion. Saying that it's in the correct
range is not to say there can't be a problem - but we're saying that
it IS in the expect range, not that it may or may not be.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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