Progress · Production Operator
See what you have completed, what is still to do, and the clearest next step towards your free PostgreSQL certification.
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Your progress and unpublished certificates are visible only when you are signed in. You choose if and when a verification page becomes public.
What’s done and what’s next
Complete the three learning sections, pass the real SQL lab and module assessment, then receive that module’s certificate.
Final certification
After all 15 module certificates, pass the applied capstone and final exam independently to earn the full two-year credential.
Returning practice
Come back to these runbooks, references, and repeatable labs whenever you need to refresh a skill or respond to a real problem.
No saved runbooks yet. Start with the most reusable response guides.
Queries suddenly became slow →Writes are blocked →Recent reference history stays private; these core queries are ready now.
Current activity and wait events →Blocked sessions and blocker PIDs →Return in guided or challenge mode for incident drills and recommended refreshers.
The replica that stopped replaying →The safe-looking deploy that changed the plan →