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Asked: 2026-05-26T03:40:03+00:00

How do I perform a query that doesn’t return the entire document, but only

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How do I perform a query that doesn’t return the entire document, but only fields that I have specified?

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  1. Editorial Team

    From the horse’s mouth: 

    # Return only the first and last names of each person.
  Person.only(:first_name, :last_name)

    Source: http://mongoid.org/docs/querying/criteria.html#only

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