UUID v7 vs v4: PostgreSQL Performance Benchmark
UUID v7 vs v4 in PostgreSQL: why random UUIDs fragment B-tree indexes, how UUID v7 fixes it, benchmarks at 5M rows, and Drizzle ORM migration steps.
May 29, 202612 min read0 reactions0 comments
Back to articles May 29, 2026 
Mar 19, 2024
Sep 23, 2023
Tag archive
#ulid
H
Apr 15, 2026How ULID Actually Works: Implementing the Codec in 60 Lines of Python
How ULID Actually Works: Implementing the Codec in 60 Lines of Python A scriptable ULID...
Apr 15, 202610 min read0 reactions0 comments
UUID or ULID: Awesomeness of Unique Identifiers!
Welcome! In this article we are going to have the showdown of two prominent choices of unique...
Mar 19, 20246 min read14 reactions0 comments
What is ULID and why should you start using it?
A brief overview of ULID and how to use it.
Sep 23, 20235 min read26 reactions0 comments