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The fastest open source time series database
QuestDB is a high-performance, open-source database for time series data. It focuses on fast ingest, blazingly fast queries and superior developer experience with SQL and open formats. QuestDB is designed from the ground up to operate as close to the hardware as possible -- eliminating ingestion bottlenecks and lowering overall hardware requirements. QuestDB powers the infrastructure for companies in Financial Services, Crypto/Web3, Space Exploration, and Energy/Renewables.
QuestDB is an open-source time-series database designed for low latency and high ingestion throughput, with native Parquet and SQL support for portable, AI-ready data. It targets demanding workloads across industries and emphasizes a vendor-lock-free, SQL-first experience.
QuestDB provides a high-performance time-series database with a multi-tier storage engine, native support for Parquet and SQL, and a SQL-first interface. It emphasizes ultra-low latency, high ingestion throughput, and production-grade reliability, including features like distributed horizontal scalability and high availability. The platform is positioned for real-time and historical time-series analytics, including AI agent workloads, with production deployments at large enterprises and critical data workloads.
Who it’s for: enterprises and developers needing real-time time-series analytics, trading and financial workloads, aerospace and energy data workloads, AI agent integrations
Customers: Airbus, B3, One Trading, BTG Pactual
production deployments at tier-1 firms; awards and case studies; enterprise offerings (QuestDB Enterprise); active customers and public case studies
Co-founder and head of product at QuestDB. Before that, I was running algorithmic trading desks at banks and cryptocurrency firms.
Founder, CTO, QuestDB 1997 - 2019 Software Engineer, Electronic Trading
High speed ingestion, millisecond queries, and open formats.
QuestDB Enterprise announces general availability of QuestDB Open Source with added security, multi-primary writes, high availability, tiered storage, and Parquet-formatted data stored on cloud object stores. It targets financial market data and time-series workloads, enabling high ingestion throughput, fast queries, real-time and historical data integration, and open formats for reduced vendor lock-in.
From the original launch (Jul 2023) — may be outdated.
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