Replaces general-purpose databases for time-series workloads with a column-oriented storage engine. It utilizes SIMD instructions and memory-mapped files to ingest millions of rows per second with SQL support.
Tech Stack
JavaDatabase & Storage
Why questdb?
• Extremely high performance
• Postgres wire protocol support
• Low latency queries
Limitations
• Limited out-of-order support
• No built-in visualization
• Clustering is Open Core
3/5/2026
Last Update
1,548
Forks
811
Issues
Apache-2.0
License
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