November 2015
Beginner to intermediate
248 pages
5h 24m
English
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Understanding write operation in the Couchbase cluster
Let's see how the write operation works in the Couchbase cluster. When a write command is issued using the set operation in the Couchbase cluster, the server immediately responds once the document is written to the memory of that particular node. How do clients know which nodes in the cluster will be responsible for storing the document? You might recall that every operation requires a document ID, using this document ID, the hash algorithm determines the vBucket in which it belongs. Then, this vBucket is used to determine the node that will store the document. All mapping information, vBucket to node, is stored in each of the Couchbase client SDKs, which form the cluster map. The Couchbase ...
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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.