# File lib/active_record/relation/query_methods.rb, line 137 def reverse_order order_clause = arel.order_clauses.join(', ') relation = except(:order) order = order_clause.blank? ? "#{@klass.table_name}.#{@klass.primary_key} DESC" : reverse_sql_order(order_clause) relation.order(Arel.sql(order)) end