traintrape-moi/server/prisma/seed.ts

import { PrismaClient } from '@prisma/client'

const prisma = new PrismaClient()

async function main() {
  const emmy = await prisma.user.upsert({
    where: { id: 1 },
    update: { name: 'Emmy' },
    create: { name: 'Emmy' },
  })
  const tamina = await prisma.user.upsert({
    where: { id: 2 },
    update: { name: 'Tamina' },
    create: { name: 'Tamina' },
  })
  console.log({ emmy, tamina })
}

main()
  .catch((e) => {
    console.error(e)
    process.exit(1)
  })
  .finally(async () => {
    await prisma.$disconnect()
  })