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  • Book Overview & Buying Elasticsearch  Indexing
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Elasticsearch  Indexing

Elasticsearch Indexing

By : Huseyin Akdogan
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Elasticsearch  Indexing

Elasticsearch Indexing

By: Huseyin Akdogan

Overview of this book

Beginning with an overview of the way ElasticSearch stores data, you’ll begin to extend your knowledge to tackle indexing and mapping, and learn how to configure ElasticSearch to meet your users’ needs. You’ll then find out how to use analysis and analyzers for greater intelligence in how you organize and pull up search results – to guarantee that every search query is met with the relevant results! You’ll explore the anatomy of an ElasticSearch cluster, and learn how to set up configurations that give you optimum availability as well as scalability. Once you’ve learned how these elements work, you’ll find real-world solutions to help you improve indexing performance, as well as tips and guidance on safety so you can back up and restore data. Once you’ve learned each component outlined throughout, you will be confident that you can help to deliver an improved search experience – exactly what modern users demand and expect.
Table of Contents (10 chapters)
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9
Index

Nature of the Elasticsearch index

Let's go through the basic concepts of Elasticsearch indices and their features.

Indices

Elasticsearch is document-oriented. Each record in Elasticsearch is a document. Elasticsearch uses JSON (JavaScript Object Notation) as the serialization format for documents. Therefore, each piece of data that is sent to Elasticsearch for indexing is a JSON document.

Tip

JSON is an open standard format that uses human-readable text to transmit data objects consisting of attribute–value pairs. If you want more information, please refer to https://en.wikipedia.org/wiki/JSON.

Elasticsearch indices compared to database management systems may be considered to be databases. How a database is a collection of regular information, Elasticsearch indices are a collection of structured JSON document. In other words, an index is a logical partition for user data.

Documents are stored in the same index of similar characteristics, for example, your member data in the member...

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