model Post { id Int @id @default(autoincrement()) title String content String? authorId Int author User @relation(fields: [authorId], references: [id]) } For production-like DBs (Postgres, MySQL):
datasource db { provider = "sqlite" url = "file:./dev.db" } Open prisma/schema.prisma and add models. Example:
model User { id Int @id @default(autoincrement()) email String @unique name String? posts Post[] } Prisma Ts Software Download
npx prisma generate Import in TypeScript:
DATABASE_URL="postgresql://user:password@localhost:5432/mydb" Alternatives: SQLite for quick local testing: model Post { id Int @id @default(autoincrement()) title
datasource db { provider = "postgresql" url = env("DATABASE_URL") } Set DATABASE_URL in .env, e.g.:
npx prisma db push Prisma Client is generated automatically by migrate commands; to generate manually: Prisma Ts Software Download
npx ts-node src/index.ts Open Studio to inspect data: