title: Select only specific column in Spring with Querydsl?
body: <p>Let say i have model called <code>Employee</code> with 70 column. How can i implement query 
  <code>SELECT id from t_employee</code> in <code>spring + querydsl</code> without modifying lot of code from this code.</p>
  
  <pre><code>BooleanExpression paramEmployee = qEmployee.company.id.eq(new Long(data.get("company").toString()));
  Iterable&lt;Employee&gt; employeeReportIterable =employeeRepository.findAll(paramEmployee);
  </code></pre>