Schema first
MySQL Schema Design
Wrong schemas force thicker and thicker app-layer patches. Clarify the boundary before choosing the build path.
Database Services services
Wrong schemas force thicker and thicker app-layer patches. Clarify the boundary before choosing the build path.
Tuning without measurement often 'feels faster' without proof. Clarify the boundary before choosing the build path.
Wrong caching means dirty reads at best and stampedes at worst. Clarify the boundary before choosing the build path.
Early sharding pre-spends application complexity. Clarify the boundary before choosing the build path.
DB incidents rarely appear from nowhere—alerts were ignored. Clarify the boundary before choosing the build path.