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Relational database
I need a relational (SQL) database for a new production application. Which one should I use? Give your ranked top 3.
Top pick by run
| Model | Jul 3, 2026 | Jul 23, 2026 |
|---|---|---|
| Claude Fable 5 | ||
| Claude Opus 4.8 | ||
| Claude Sonnet 4.6 | ||
| Claude Haiku 4.5 | ||
| GPT-5.5 | ||
| GPT-5.6 Sol | — |
Each column is one run. Click a pick to see that model's full ranking and reasoning. Green marks a change from the previous run.
Claude Fable 5
Jul 23, 2026- 1PostgreSQLBattle-tested, feature-rich (JSONB, full-text search, extensions), fully open source, and widely supported by every major cloud, making it the safest default for a new production app.
- 2MySQLMature, extremely well-documented, and proven at massive scale, with broad hosting support and a huge ecosystem of tooling and expertise.
- 3SQLiteIf your app runs on a single server with moderate write concurrency, its zero-ops embedded design delivers excellent reliability and performance with virtually no operational overhead.