DDL เป็น Prisma Schema

model Users {
  id Int @id @default(autoincrement())
  email String @unique
  full_name String?
  created_at DateTime @default(now())
  ordersUserId Orders[]

  @@map("users")
}

model Orders {
  id BigInt @id @default(autoincrement())
  user_id Users @relation(fields: [user_id], references: [id])
  total Decimal? @default(0)

  @@map("orders")
}