17 September, 2026
James Henderson
Following the leader: leadership election in XTDB 2.2
How XTDB came to run its own Raft-like leadership election, and an introduction to how it all works.
Deep Dive
Distributed Systems
Blog
Engineering insights and development updates from the XTDB team
NEWEST
Fraud detection with XTDB
Training, serving and reproducing a fraud model with temporal SQL.
Deep Dive
Bitemporality
Machine Learning
Tim Greene
13 July, 2026
James Henderson
Close to the metal, close to the wire
Tom Dellmann’s XT26 talk on low-latency Java, and the one idea - serialisation - where XTDB has quietly made the same bet
11 May, 2026
James Henderson
How we 40x'd the performance of a class of temporal queries
A performance deep-dive into how a temporal-aware database can elide work that a general-purpose one can't even see.
Deep Dive
Performance
1 December, 2025
Jeremy Taylor
XTDB 2.1: ATTACH to integrate
Working across multiple databases can be a pain, but XTDB now makes it simple.
Multi-Database
Release
12 June, 2025
Jeremy Taylor
Launching XTDB v2 — time-travel SQL database to simplify compliance
Today, we’re announcing the general availability of XTDB v2. A database with a mission.
Bitemporality
5 June, 2025
James Henderson
Building a Bitemporal Index (part 3): Storage
A technical deep-dive trilogy explaining how a bitemporal-aware database can handle and optimise for temporal data differently to general-purpose databases.
Deep Dive
13 May, 2025
Jason Bloomberg
XTDB: Data Compliance Assurance with Bitemporality
Guest blog post by Jason Bloomberg (Intellyx) on achieving data compliance
Data Compliance
12 May, 2025
James Henderson
Building a Bitemporal Index (part 2): "Bitemporal Resolution"
A technical deep-dive trilogy explaining how a bitemporal-aware database can handle and optimise for temporal data differently to general-purpose databases.
Deep Dive
6 May, 2025
Jeremy Taylor
UPDATE RECONSIDERED, delivered?
In 1977, just 3 years after SQL was born, the paper UPDATE RECONSIDERED was published. What can it tell us in 2025?
Bitemporality