anchor.diff:              :accessor mysql-prepared-statement-columns)
      (parameters :type (list-of column-definition-v41)
                  :initarg :parameters
  -               :accessor mysql-prepared-statement-parameters)
  -   (parameters-with-long-data :type list
  -                              :initform nil
  -                              :accessor mysql-prepared-statement-parameters-with-long-data)))
  +               :accessor mysql-prepared-statement-parameters)))
   
   
   ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  
positive.code:         (write-fixed-length-integer parameter-id 2 s)
          (write-sequence octets s)
          (mysql-write-packet (flexi-streams:get-output-stream-sequence s)))))
    (pushnew parameter-id (mysql-prepared-statement-parameters-with-long-data statement))
    (values))
  
  ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  
negative.code: 
  (defmethod send-command-statement-reset ((statement mysql-prepared-statement))
    (with-mysql-connection (c)
      (assert (eq c (mysql-prepared-statement-connection statement)))
      (mysql-command-init c +mysql-command-statement-reset+)
      (let ((s (flexi-streams:make-in-memory-output-stream :element-type '(unsigned-byte 8))))
        (write-byte +mysql-command-statement-reset+ s)
        (write-fixed-length-integer (mysql-prepared-statement-statement-id statement) 4 s)
        (mysql-write-packet (flexi-streams:get-output-stream-sequence s)))
      (prog1
          (parse-response (mysql-read-packet)))))
  