Overview
Transform your database performance one coffee-break at a time.
First 3 emails are free; unlock the remaining 7 when you’re ready.
| Duration | Pace | Effort |
|---|---|---|
| 10 days | 1 email / day | ≈ 5 min / drill |
Who this is for
- Backend engineers battling slow queries
- DBAs tuning OLTP/OLAP workloads
- Data analysts craving faster report generation
Sneak-peek curriculum
| Day | Skill unlocked | 5-Minute Exercise |
|---|---|---|
| 1 | Index basics | Analyze your slowest query plan and add a covering index |
| 2 | Query planning | Use EXPLAIN to spot full-table scans and rewrite with proper joins |
| 3 | Schema design | Normalize a denormalized table without sacrificing lookup speed |
| 4 | Partitioning | Split a large table by date range and verify improved query performance |
| 5 | Caching | Implement a query cache layer and measure the difference with pg_stat_statements |
| 6 | Connection pooling | Tune your pool size in PgBouncer or ProxySQL to eliminate connection churn |
| 7 | Replication basics | Set up streaming replication and fail over in a controlled test |
| 8 | Backup & restore | Automate nightly backups with pg_dump and practice point-in-time recovery |
| 9 | Monitoring & alerts | Create dashboard alerts on CPU/memory spikes and long-running queries |
| 10 | Security & roles | Lock down superuser privileges and implement row-level security policies |
Full drill instructions delivered after purchase. You’ll never miss a step.
Results you’ll ship
- 50× faster average query response times
- Zero unexpected table locks in production
- Automated backups & failover you can trust
- Clear visibility into every slow statement
Get the full series — $9
Unlock days 4-10 now »14-day money-back guarantee. No subscriptions, just this course.
FAQ
Why only the first three drills?
They prove the format works without giving you the entire toolbox—pay once and days 4–10 land in your inbox.Do I need a cloud database?
No. All drills run on any local or containerized Postgres/MySQL instance.Will this flood my inbox?
One email per day at 08:00 UTC. Unsubscribe anytime with one click.Still exploring? Browse all challenges