clipper:文件附件库

快船队 Clipper是一个文件附件库。 用法 (in-package :cl-user) (defpackage clipper.sample (:use :cl :integral :clipper)) (in-package :clipper.sample) (connect-toplevel :mysql :database-name " clipper_sample " :username " root " ) ( defclass picture () ((id :col-type (:integer 11 ) :primary-key t :auto-increment t : not - null t :initarg :id) (image-file-name :col