4 posts tagged with "release"

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QuestDB 6.0.4 July release, Prometheus metrics support

Brian Smith

Brian Smith

QuestDB Team

We've published the latest QuestDB release, and it focuses on community-driven topics raised with us recently by our users. The features included are performance improvements, increased parallelization of existing code, and calendar alignment for SAMPLE BY queries. Also included is the introduction of a framework for exposing Prometheus metrics by our community member Piotr Rżysko. Here's the full roundup of changes that have just landed!

QuestDB version 6.0 alpha

Brian Smith

Brian Smith

QuestDB Team

We've just published an alpha version for the upcoming 6.0 major release and it includes long-awaited support for ingesting out-of-order records on-the-fly, a complete overhaul of the InfluxDB Line Protocol subsystem, and multiple fixes which provide stability improvements. Here's a roundup of changes that have just landed in the latest and greatest version!

QuestDB release January 2021

Brian Smith

Brian Smith

QuestDB Team

We've just released software version 5.0.6 and it comes with plenty of additional features and functionality, a full refactoring of PostgreSQL wire support, and multiple fixes to improve the stability of the system. Here's a roundup of recent changes that have just landed.

Aggregating billions of rows per second with SIMD

Tancrede Collard

Tancrede Collard

QuestDB Team

SIMD instructions are specific CPU instruction sets for arithmetic calculations that use synthetic parallelization. This approach allows us to perform the same calculations and operations on numerous data points simultaneously. This post describes how SIMD works with typical operation performance and describes additional optimizations we managed to achieve.