Column-oriented OLAP database for real-time analytics
Storage
ClickHouse is an open-source columnar database designed for low-latency analytical queries over large volumes, available self-hosted or as ClickHouse Cloud.
Distributed SQL query engine for federated analytics
Processing
Trino is an open-source distributed SQL engine that queries data where it lives — object storage, lakehouse table formats, and operational databases — through a single interface.
In-process analytical database for local and embedded analytics
Processing
DuckDB is an open-source, in-process OLAP database — an embeddable columnar SQL engine that queries Parquet, CSV, and dataframes with no server to run.
