Static Site Generation - Pages built at build time
Server-Side Rendering - Pages built on each request
Incremental Static Regeneration - Best of both worlds
| Method | When Built | Performance | Data Freshness | Use Case |
|---|---|---|---|---|
| SSG | Build time | Fastest | Static | Blogs, marketing pages |
| SSR | Each request | Slower | Always fresh | User dashboards, real-time data |
| ISR | Build + periodic | Fast | Periodically fresh | E-commerce, news sites |