Elasticsearch is a greatly scalable analytics engine and open-source full-text search. It confess to search, analyze, store big volumes of rapidly and in near real time. It is normally used as basic engine/technology that function applications that have complex search requirements and features. It confesses you to start with one machine and scale to hundreds. The latest version using in the market is Elasticsearch 5.2.0. Elasticsearch Training teaches all the basic concepts of how Elasticsearch works, and how to reliably analyze, understand, solve common problems and be efficient to build state-of-the-art search applications. An in-depth knowledge of an Elasticsearch project ensures all the critical components are well-covered. With this knowledge, you can increase your visibility and enhance your efficiency in drawing real connections among different components of Elasticsearch.