What is elastic Search
Add data Built with Java, based on Apache lucene. Easy to use, and highly scalable.
Use Cases
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Overview of ElasticStack
ElasticStack consists of a few different products:
- X-Pack: Adds features to ElasticSearch and Kibana,
- Security: Authentication and authroization.
- Monitoring: Gain insights into how ELK stack is working.
- Alerts: For CPU usage, user behaviour, etc.
- Reporting:
- Machine Learning: Enables Kibana to use machine learning.
- Graph: Relationships
- Kibana: Analytics and visualization engine. Anomaly detection and machine learning.
- Beats:
- Logstash: Data processing pipeline.
- ElasticSearch
Storing Data in Elastic Search
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Document
A document in elastic search corresponds to a row in database. { “name”: “iron man”, “work_place: “stark industries”, “team”: “avengers” }
Each field in the document corresponds to a column in a table.