what are models in backend code example

Example: what is model in backend

//Frontend
const getUsers = async () => {
  const response = await fetch('https://yourapi.com/api/users');
  const data = await response.json();
  return data; //Our users
}

//Backend
  //./routes/
  //If we recieve a call to /api/users we call to usersController
app.get('/api/users', usersController)

  // ./controllers
const usersControllers = () => {
  const users = modelUser.get();//Ey model give me users from database
  //Do logic with our users and return it
}

  // ./models
const modelUser = {
  get: () => databaseCall('SELECT * FROM users'); //Ey database give me users
}