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#olap

Open source repositories tagged with #olap, ranked by health score.

apache
apache/doris
Java
89
health

Apache Doris is an easy-to-use, high performance and unified analytics database.

15.4k
apache
apache/datafusion-ballista
Rust
88
health

Apache DataFusion Ballista Distributed Query Engine

2.0k
StarRocks
StarRocks/starrocks
Java
88
health

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.

11.7k
questdb
questdb/questdb
Java
88
health

QuestDB is a high performance, open-source, time-series database

17.0k
ClickHouse
ClickHouse/ClickHouse
C++
87
health

ClickHouse® is a real-time analytics database management system

47.6k
apache
apache/datafusion
Rust
85
health

Apache DataFusion SQL Query Engine

8.8k