query.sql

const userId =  db.user.findOne(
       { "phoneNumber" : "phoneNumber" }
   );
   
const uid = userId._id;


const employee =  db.user.findOne(
       { "userId" : uid }
   );
   
const data = {
userId.fullName,
userId.age,
userId.phoneNumer,
employee.typeOfEmployee,
employee.salary

}