May 2017
Beginner to intermediate
596 pages
15h 2m
English
Content preview from Data Lake for Enterprises
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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.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.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.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.
Elasticsearch as a data source
In general, Elasticsearch shouldn’t (subjective, yes we do acknowledge this) be used as a primary data store. However, this question is more use case-driven and for some use cases it could very well be used as a data store. Elasticsearch does fall into the NoSQL type of database and doesn't support the ACID property of a typical relational data store, mostly used for transaction-oriented use cases. But it does have features such as optimistic locking and eventual consistency making it apt for certain pointed use cases. For a data lake implementation, it could very well act as a data store because the real data store (system of record) is with the source systems. In the case of any failure, the data could very ...
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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.