About QuestDB

QuestDB is an open source time series database written for fast ingestion and SQL queries, widely used for financial market data and observability. It offers an enterprise edition and a managed cloud service. It supports common ingestion protocols and SQL extensions for time-based queries.

Common use cases

  • Market data analytics
  • Observability metrics
  • IoT telemetry
  • Trading analytics

Products and services

QuestDB open source

Time series database engine.

QuestDB Enterprise

Commercial edition with security and replication features.

QuestDB Cloud

Managed service.

Key features

  • Fast ingestion
  • Time-based SQL
  • Columnar storage
  • InfluxDB line protocol
  • PostgreSQL wire support
  • Parquet interoperability

Integrations

  • Grafana
  • Kafka
  • Telegraf
  • PostgreSQL clients
  • Pandas
  • Parquet

QuestDB alternatives

FAQs

Is it open source?

Yes, with an enterprise edition.

Which protocols does it accept?

InfluxDB line protocol, PostgreSQL wire protocol and HTTP, among others.

What is it used for?

Time series workloads such as market data and metrics.

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