Q4 PostgreSQL Domain 2 · 25–30% of exam Priority · Real Exam

Which scaling operation on Flexible Server requires a restart?

  1. A Increasing storage size
  2. B Changing compute tier or size (correct answer)
  3. C Adding a firewall rule
  4. D Creating an index

Shortcut: Compute scaling restarts the server, causing brief downtime. Storage can be grown online, and storage cannot be reduced afterwards.