If you are familiar with Drupal Views, you might have come across a very nifty feature called exposed filters. If you expose one of the fields as a filter then views provides a widget and a search option, where the exposed field can be searched. There is good video to learn about filter here.

However, we needed to extend the functionality so all the fields of the content type are exposed as  ‘searchable’ fields, not just the exposed fields. If we expose every fields explicitly, then the views filter will create a textbox for each field, which is not pretty. So in our example, we wanted to search ‘Person’ content type. And if the user entered either the first name, last name, address, of any of the values for the fields in the Person content type, a result would be returned. Read more »