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.
https://www.elastic.co/products/elasticsearch

We are building a system to search for information. Searching (and finding) is what Elasticsearch is made for. It uses apache lucene to store and index documents and runs on java.

The same metadata we put into Neo4J we want to find with Elasticsearch. The heavy lifting of syncing the data is done by the neo4j-to-elasticsearch plugin.

So far we’ve learned that controlling the number of shards in DEV and TEST is a must to get predictable search results. This is caused by the limited amount of documents (only one million) in these environments. Read more

Want to start searching too? Here are some links:

• • Searching and Analyzing Data with Elasticsearch: Getting Started (pluralsight)
  • Getting started (elastic.co)
  • High level client nuget