method

arel_columns

v4.2.1 - Show latest stable - 0 notes - Class: ActiveRecord::QueryMethods

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arel_columns(columns) private

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# File activerecord/lib/active_record/relation/query_methods.rb, line 1066
    def arel_columns(columns)
      if from_value
        columns
      else
        columns.map do |field|
          if (Symbol === field || String === field) && columns_hash.key?(field.to_s)
            arel_table[field]
          else
            field
          end
        end
      end
    end

arel_columns

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