What is Elasticsearch and how are enterprises using it?

[giantpanda]

What does Netflix, eBay and Walmart have in common? They all use Elasticsearch. What is Elasticsearch? Elasticsearch is a real-time open-source distributed search and analytics engine built on top of Apache Lucene™, a fulltext search-engine library and developed in Java. Elasticsearch started as a scalable version of the Lucene open-source search framework that uses a […]

https://ubuntu.com//blog/what-is-elasticsearch-and-how-are-enterprises-using-it