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DATABASES-EXPLAINED5 MIN READ

Sort Workloads to the Right Data Shape

Match a workload to the data shape that fits its read, write, freshness, and query needs.

Sort each use case to the data shape that should own the primary responsibility. Transactional Analytical Search Cache Event stream Reserve inventory and charge a customer exactly once. Update account status and enforce a unique active subscription. Calculate retention by signup cohort across three years. Show revenue by plan, country, and month to executives. Find products by typo-tolerant name and ranked relevance. Serve public profile badges with a five-minute stale window. Reuse feature-flag configuration across 20 services with explicit invalidation. Notify downstream systems whenever an invoice status changes.

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