JAVA - Conept

OOP

ORM

AOP

Kubernetes (k8s)

CAP theorem

DTO - Spring Boot, Don't return Entity directly.

MYSQL:
 樂觀鎖 — Optimistic Lock
 悲觀鎖 — Pessimistic Lock

Spting Boot - AOP

Spring Boot - 釋控制反轉（IOC）與依賴注入（DI）