Ethan Seal personal blog
A SQL Heuristic: ORs Are Expensive
But this is slow! With 1,000,000 applications and 1000 users uniformly distributed on both columns, it takes over 100ms. 1
- Points
- 170
- HN comments
- 79
- Submissions
- 1
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- 0 commenters
Databases & DataSoftware Engineering2025
On Hacker News
| Submitted | Title on HN | Points | Comments |
|---|---|---|---|
| Sep 29, 2025 | A SQL Heuristic: ORs Are Expensive by ethanseal | 170 | 79 |
