Apache Druid

Druid is a column-oriented, open-source, distributed data store written in Java. Druid is designed to quickly ingest massive quantities of event data, and provide low-latency queries on top of the data. The name Druid comes from the shapeshifting Druid class in many role-playing games, to…

Key facts

First appeared: 2011
Category: database
Problem solved: Apache Druid was created to solve the problem of performing interactive, low-latency analytical queries on massive, high-velocity datasets that traditional relational databases and data warehouses struggled with. Existing systems were either too slow for real-time use cases, couldn't handle the data volume and velocity, or were too complex and costly to operate at scale for interactive, user-facing analytics.
Platforms: Docker, web, Linux, AWS, Microsoft Azure, Kubernetes, macOS, Google Cloud Platform

Related technologies

Apache Airflow
Apache ZooKeeper
Apache Superset
Apache Hadoop
Grafana
Confluent Kafka
AWS Kinesis
Apache Flink
Tableau
Apache Kafka

Notable users

Salesforce
Walmart
Tencent
AirBnB
Netflix
Alibaba
Expedia
Lyft
Yahoo!