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
Blog
Engineering insights and development updates from the XTDB team
NEWEST
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
James Henderson
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
3 May, 2025
James Henderson
SQL pipelines: reducing some of the accidental structure in SQL
... because it seems like what all the cool databases are doing these days...
Better SQL