instance method `construct_limited_ids_condition`

Ruby on Rails 3.1.12

Since v3.0.20 Last seen in v4.0.13

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13

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construct_limited_ids_condition(relation)

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Parameters

relation req

Source

# File activerecord/lib/active_record/relation/finder_methods.rb, line 251
    def construct_limited_ids_condition(relation)
      orders = relation.order_values.map { |val| val.presence }.compact
      values = @klass.connection.distinct("#{@klass.connection.quote_table_name table_name}.#{primary_key}", orders)

      relation = relation.dup

      ids_array = relation.select(values).collect {|row| row[primary_key]}
      ids_array.empty? ? raise(ThrowResult) : table[primary_key].in(ids_array)
    end

Defined in activerecord/lib/active_record/relation/finder_methods.rb line 251 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::FinderMethods

Signature

Parameters