Alberto Paro 
ElasticSearch Cookbook [EPUB ebook] 
As a user of ElasticSearch in your web applications you’ll already know what a powerful technology it is, and with this book you can take it to new heights with a whole range of enhanced solutions from plugins to scripting.

Elastic Search is one of the most promising No SQL technologies available and is built to provide a scalable search solution with built-in support for near real-time search and multi-tenancy.
This practical guide is a complete reference for using Elastic Search and covers 360 degrees of the Elastic Search ecosystem. We will get started by showing you how to choose the correct transport layer, communicate with the server, and create custom internal actions for boosting tailored needs.
Starting with the basics of the Elastic Search architecture and how to efficiently index, search, and execute analytics on it, you will learn how to extend Elastic Search by scripting and monitoring its behaviour.
Step-by-step, this book will help you to improve your ability to manage data in indexing with more tailored mappings, along with searching and executing analytics with facets. The topics explored in the book also cover how to integrate Elastic Search with Python and Java applications.
This comprehensive guide will allow you to master storing, searching, and analyzing data with Elastic Search.