October 2010
Intermediate to advanced
468 pages
11h 35m
English
Content preview from PostgreSQL 9.0 High PerformanceBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Database caching
The fastest type of database query is the one that doesn't happen at all. There are ways to avoid actually passing queries through to the database that can seem like a silver bullet for scaling at first, even if they're only effective at reducing certain types of load. You need to understand the limitations of the underlying technology to make sure that the non-database semantics introduced by that change don't cause your application any issues.
memcached
memcached starts up with a block of memory it's allowed to use for caching, one that it manages quite efficiently. Like pgBouncer, incoming connections are handled using the libevent library, so that any number can be serviced without timeout issues. The interface to the program ...
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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.