November 2015
Beginner to intermediate
248 pages
5h 24m
English
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Compaction
Compaction is the process of reclaiming disk space and reducing fragmentation. Compaction is performed on buckets as well as on views. Whenever a client deletes documents from a Couchbase bucket, it creates gaps within the data file. If there is no reclamation of this gap, then the size of the data file will increase and it might have an impact on its performance, as Couchbase needs to handle a large file instead of a smaller, compact data file while performing any operation on it. Couchbase works on the principle of append-only storage engine features. Whenever there are data operations taking place in the bucket—whether it's a write, update, or delete operation—the mutated document always goes at the end of the data file only. There ...
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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.