method

arel_columns

v5.1.7 - 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 1051
      def arel_columns(columns)
        columns.map do |field|
          if (Symbol === field || String === field) && (klass.has_attribute?(field) || klass.attribute_alias?(field)) && !from_clause.value
            arel_attribute(field)
          elsif Symbol === field
            connection.quote_table_name(field.to_s)
          else
            field
          end
        end
      end

arel_columns

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