Elasticsearch for Dummies

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Have you heard about the popular open source tool used for searching and indexing that is used by giants like Wikipedia and Linkedin? No, I’m pretty sure you may have heard it in passing.

Yes, I’m talking about Elasticsearch. In this blog, you’ll get to know the basics of Elasticsearch, its advantages, how to install it and indexing the documents using Elasticsearch.​

What is Elasticsearch?

Elasticsearch is an open-source, enterprise-grade search engine which can power extremely fast searches that support all data discovery applications. With Elasticsearch we can store, search, and analyse big volumes of data quickly and in near real time. It is generally used as the underlying search engine that powers applications that have simple/complex search features and requirements.

Advantages of Elasticsearch

BUILT ON TOP OF LUCENE – Being built on top of Lucene, it offers the most powerful full-text search capabilities.

DOCUMENT-ORIENTED – It stores complex entities as structured JSON documents and indexes all fields by default, providing a higher performance.

SCHEMA FREE – It stores a large quantity of semi-structured (JSON) data in a distributed fashion. It also attempts to detect the data structure, index the data present and makes it search-friendly.

FULL-TEXT SEARCH – Elasticsearch performs linguistic searches against documents and returns the documents that matches the …

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