instance method exec_queries

# File activerecord/lib/active_record/relation.rb, line 827
      def exec_queries(&block)
        skip_query_cache_if_necessary do
          records =
            if where_clause.contradiction?
              []
            elsif eager_loading?
              apply_join_dependency do |relation, join_dependency|
                if relation.null_relation?
                  []
                else
                  relation = join_dependency.apply_column_aliases(relation)
                  rows = connection.select_all(relation.arel, "SQL")
                  join_dependency.instantiate(rows, strict_loading_value, &block)
                end.freeze
              end
            else
              klass.find_by_sql(arel, &block).freeze
            end

          preload_associations(records) unless skip_preloading_value

          records.each(&:readonly!) if readonly_value
          records.each(&:strict_loading!) if strict_loading_value

          records
        end
      end