instance method cast_result

# File activerecord/lib/active_record/connection_adapters/mysql2/database_statements.rb, line 116
          def cast_result(raw_result)
            return ActiveRecord::Result.empty(affected_rows: @affected_rows_before_warnings) if raw_result.nil?

            fields = raw_result.fields

            result = if fields.empty?
              ActiveRecord::Result.empty(affected_rows: @affected_rows_before_warnings)
            else
              ActiveRecord::Result.new(fields, raw_result.to_a)
            end

            free_raw_result(raw_result)

            result
          end