August 2014
Beginner to intermediate
236 pages
5h 7m
English
Content preview from Mastering DynamoDBBecome 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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Design features
While deciding DynamoDB's architecture, several design considerations have been made that were quite new at that time, and over time these techniques have become so popular that it has inspired many NoSQL databases we are using these days. The following are a few such features:
- Data replication
- Conflict resolution
- Scalability
- Symmetry
- Flexibility
Data replication
While deciding upon the data replication strategy, Amazon engineers put significant focus on achieving high availability and reliability. Traditional data replication techniques used to have synchronous replica update, which means that if the value for a certain attribute gets changed, it would be updated with all its replicas at that point of time only, and unless that is done, ...
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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.