Database Administration
Operational DBA Core Lab
You rotate through staged outages where the fix is never a single checkbox. Expect checklists, paired restores, and dry runs that mirror on-call rituals without the pager theater.
- Duration
- 6 weeks · hybrid weekends
- Format
- Hybrid · Seoul lab days
- Tuition (informational)
- 920,000 KRW
What is included
- Live query clinics with instructor review
- Version-controlled lab scripts you keep after the cohort
- Health checks for replicas and failover paths
- Index design drills with explain-plan walkthroughs
- Incident rehearsal using anonymized incident records
- Activity log review exercises for audit-ready exports
Outcomes
- Ship a documented runbook for restores you can reuse on the job
- Explain locking and isolation choices to peers without hand-waving
- Present a capstone that mirrors operational readiness reviews
Jon Park
Former platform engineer who still carries a pager-shaped scar and prefers reproducible drills over slide decks.
Questions
You receive a prep checklist with a local container bundle. Corporate laptops with locked-down USB are supported through our remote desktop lab.
Experience notes
“Failover lab was stressful in a useful way; I finally understand why our team rehearses cutovers.”
“Backup verification lab caught gaps in our documentation that we fixed the next sprint.”