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Re: Why we lost Uber as a user

Craig Ringer <craig@2ndquadrant.com>

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From: Craig Ringer <craig@2ndquadrant.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Stephen Frost <sfrost@snowman.net>, Robert Haas <robertmhaas@gmail.com>, Alfred Perlstein <alfred@freebsd.org>, Geoff Winkless <pgsqladmin@geoff.dj>, Pg Hackers <pgsql-hackers@postgresql.org>
Date: 2016-08-03T13:43:12Z
Lists: pgsql-hackers 
On 3 August 2016 at 05:14, Tom Lane <tgl@sss.pgh.pa.us> wrote:


>
> In short, I think Uber's position that logical replication is somehow more
> reliable than physical is just wishful thinking.  If anything, my money
> would be on the other way around: there's a lot less mechanism that can go
> wrong in physical replication.


Particularly since they aren't using row-based logical replication, but -
it seems - statement based replication. We all know the problems there.


 Craig Ringer                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Advance backend's advertised xmin more aggressively.

  2. Improve snapshot manager by keeping explicit track of snapshots.