How we test a migration before it runs
Every schema change runs against a copy of production, twice, before it touches production once. The pipeline, in detail...
Digest Engineering1 min read
Category
Engineering
3 postsHow the system is built, and why.
Why our error messages have a number
Every error Digest returns carries a stable code. What the codes are for, and how we stop them changing...
Digest Engineering1 min read
The queue we replaced
Three years on a message broker, one month on a table in the database. What we gained, what we gave up, and the numbers...
Digest Engineering1 min read