QuestDB

The fastest open source time series database.

Freemium

Description

QuestDB is a purpose-built, open-source time-series database engineered for fast, reliable, and scalable management of time-series data. With a focus on ultra-low latency and high ingestion performance, it provides a developer-friendly SQL interface and multi-tier storage architecture to handle petabyte-scale datasets.

The platform natively supports open formats such as Parquet and integrates seamlessly with analytics and AI frameworks, enabling real-time queries and analytics for mission-critical use cases, especially in capital markets and high-frequency trading environments.

Key Features

Ultra-low latency: Sub-millisecond query response times for real-time analytics
SIMD-accelerated SQL: Vectorized queries leverage modern processor instructions for speed
Multi-threaded engine: Parallel data ingestion and querying for high throughput
High ingestion: Ingest up to 5 million rows per second
Multi-tier storage: Tiered architecture with automated hot, real-time, and cold (Parquet) storage
Native Parquet and SQL support: Standard SQL queries and open data formats; supports Arrow and Iceberg
Postgres protocol compatibility: Connect using Postgres clients, tools, and drivers
High availability: Automatic replication, failover, and cross-region resilience
Enterprise-grade security: TLS, SSO, RBAC, and audit logs for granular access control
Developer friendly: Easy-to-write SQL, materialized views, array processing, and open API

Use Cases

Real-time market data management for trading platforms
Central Securities Depository operations for stock exchanges
Market data APIs for equities and derivatives trading
Exchange surveillance and monitoring
Historical time-series data analytics at petabyte scale
AI/ML data lake for model development and deployment
Post-trade analysis and reporting
Regulated crypto asset trading infrastructure

Frequently Asked Questions

Which storage formats does QuestDB support?

QuestDB natively supports open storage formats such as Parquet, Arrow, and Iceberg, ensuring compatibility with modern analytics and AI workflows.

Does QuestDB offer high availability and failover?

Yes, QuestDB Enterprise provides automatic replication, multi-AZ resilience, and failover mechanisms for high availability in production deployments.

What is the difference between QuestDB Open Source and Enterprise?

QuestDB Open Source is intended for evaluation and prototyping, while QuestDB Enterprise includes advanced security, scalability, high availability, tiered storage, dedicated support, and SLAs for production use.

What protocols and integrations does QuestDB support?

QuestDB is compatible with the Postgres protocol and integrates with tools like Grafana, Kafka, Redpanda, Python, Pandas, Superset, Spark, Polars, Telegraf, MindsDB, and Flink.

What deployment options are available for QuestDB?

QuestDB can be deployed on-premises, in the cloud, in hybrid environments, or as a Bring Your Own Cloud (BYOC) solution with operational support.