May 2019
Intermediate to advanced
600 pages
20h 46m
English
book
PostgreSQL 11 Administration Cookbook
by Simon Riggs, Gianni Ciolli, Sudheer Kumar Meesala, Sheldon Strauch
Content preview from PostgreSQL 11 Administration Cookbook
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How it works…
Standby servers send feedback messages that describe the LSN of the latest transaction they have processed. Transactions committing on the master will wait until they receive feedback saying that their transaction has been processed. If there are no standbys available for sending feedback, then the transactions on the master will wait for standbys, possibly for a very long time. That is why we say that you must have at least three servers to sensibly use sync rep. It probably occurs to you that you could run with just two servers. You can, but such a configuration does not offer any transaction guarantees; it just appears to. Many people are confused on that point, but please don't listen to them!
Sync rep increases the elapsed ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.