QuestDB is an open-source time-series database designed for high-performance workloads. It offers low-latency queries, high ingestion rates, and support for open data formats for portability.
HQ
United Kingdom
Founded
2019
Employees
27
QuestDB is a high-performance time-series database designed for demanding workloads such as financial trading, market data analysis, and real-time monitoring. It offers ultra-low latency, high ingestion throughput, and a multi-tier storage engine to handle massive volumes of data efficiently. Native support for open formats like Parquet and Iceberg ensures data portability and avoids vendor lock-in. Its SQL compatibility and open-source nature make it accessible for developers seeking a reliable, scalable solution for time-series data.
QuestDB’s architecture is engineered from scratch to deliver blazing-fast query speeds and seamless integration with existing tools. It supports features like SIMD-optimized queries, real-time data streaming, and flexible storage options. The platform is suitable for organisations requiring real-time analytics, high-frequency trading, or large-scale sensor data processing, providing a robust foundation for modern data infrastructure.
QuestDB is based in the United Kingdom and was founded in 2019. The company employs 27 staff members and focuses on delivering open-source, high-performance time-series database solutions. QuestDB’s technology is compliant with EU standards, ensuring security and interoperability for its users.
The company has gained recognition through awards such as the YCombinator S20 batch and the InfoWorld Best of OSS Award in 2020. QuestDB’s mission is to provide a fast, reliable, and open platform for processing time-series data across various industries including finance, energy, and blockchain. Its commitment to open formats and standards supports broad adoption and integration within diverse data ecosystems.
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