Magento 2.1: Enterprise Edition Elasticsearch for catalog searching

Magento Enterprise Edition version 2.1.x supports the Elasticsearch searching for catalog. It shows that magento significantly improveing search functionality. Now magento having Accurate, performant, scalable searching. Magento is Supporting version 2.0, 2.x and also 1.7 of Elasticsearch. Magento Elasticsearch can install with Ubuntu, CentOS JDK and also open to configure Elasticsearch on nginx and apache server.

Elasticsearch is a distributed, RESTful search and analytics engine capable of solving a growing number of use cases. As the heart of the Elastic Stack, it centrally stores your data so you can discover the expected and uncover the unexpected.

List of features of Elasticserach in Magento EE (from DevDocs):

• Elasticsearch performs quick and advanced searches on products in the catalog
• Elasticsearch analyzers support multiple languages
• Supports stop words and synonyms
• Indexing does not impact customers until reindex is completed
• Elasticsearch returns search results based on the last generated index until the new one has been completely indexed so there’s no disruption to customers
• Accurate, performant, scalable
• Works well out of the box
• Easy to horizontally scale
• Supports real-time data and analysis
• Can be used as a document-oriented data store
• Applications in framework beyond search—reporting, personalization, performance, and storage

For more details of Installation and configuration of Elasticsearch with Magento 2 click here and here more about Elasticsearch.