What exactly is elastic search?

Related questions

1. How do I view Kibana dashboard?
2. Why should we use Elasticsearch?
3. Does Elasticsearch have a schema?
4. How many nodes are in Elasticsearch cluster?
5. What is elastic Logstash?
6. What is an Elasticsearch type?
7. How can I search in Kibana?
8. How do I index a field in Kibana?
9. What is a field in Elasticsearch?
10. Is Elastic Search free?

Tags

1. #engine
2. #capable
3. #search
4. #schema
5. #interface
6. #library
7. #documents
8. #developed
9. #based
10. #distributed
11. #multitenant
12. #elasticsearch
13. #lucene
14. #provides