Databases will be provisioned by a Kubernetes Operator. What must the reconcile loop get right, and what when it cannot reach the API?

The two ideas that decide whether an operator is safe are level-triggered reconciliation and finalizer semantics. The partition question separates people who have written a controller from people who have installed one.

Grounded in researched DevOps, SRE and platform engineering interview loops, written to a senior-engineer editorial bar, and never padded to hit a word count.