December 2017
Intermediate to advanced
434 pages
10h 29m
English
Content preview from Learning Elastic Stack 6.0
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Matrix aggregations
Matrix aggregations were introduced with Elasticsearch version 5.0. Matrix aggregations work on multiple fields and compute matrixes across all the documents within the query context.
Matrix aggregations can be nested inside bucket aggregations but bucket aggregations cannot be nested inside of matrix aggregations. This is still a relatively new feature. Coverage of matrix aggregations is not within the scope of this book.
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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.
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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.