Next.js+Prisma + PostgreSQL
Stack IntegrationNext.js + Prisma + PostgreSQL Integration Guide
Prisma gives Next.js App Router a type-safe ORM layer over PostgreSQL — schema-driven development, auto-generated types, and migrations that version-control your database alongside your code.
Use Cases
- Type-safe database queries in Next.js Server Components and Route Handlers
- Database migrations managed with Prisma Migrate alongside git history
- Complex relational queries with Prisma's fluent API replacing raw SQL
- Seeding development databases with typed seed scripts
Implementation
Initialize Prisma with `prisma init`. Define your schema in `prisma/schema.prisma` — Prisma generates TypeScript types from it. Instantiate PrismaClient once in a singleton module to avoid exhausting connection pools in development. In Next.js, always import the PrismaClient singleton in Server Components and Route Handlers, never in client components. Run `prisma migrate dev` for local development and `prisma migrate deploy` in CI.