In general, relying only on natural keys is a nightmare. Double nightmare if it's PII. Natural keys only work if you are flawlessly omniscient about the domain. And you aren't.
Recent articles
- Highlights from my appearance on the Data Renegades podcast with CL Kao and Dori Wilson - 26th November 2025
- Claude Opus 4.5, and why evaluating new LLMs is increasingly difficult - 24th November 2025
- sqlite-utils 4.0a1 has several (minor) backwards incompatible changes - 24th November 2025