二进位大型对象(英语:binary large object ,或英语:basic large object,缩写为Blob、BLOB、BLOb),在数据库管理系统中,将二进位数据保存为一个单一个体的集合。Blob通常是影像、声音或多媒体文件。
它由迪吉多公司的工程师吉姆·史塔基(Jim Starkey)发明。
英语百科
Binary large object 二进位大型物件
A Binary Large OBject (BLOB) is a collection of binary data stored as a single entity in a database management system. Blobs are typically images, audio or other multimedia objects, though sometimes binary executable code is stored as a blob. Database support for blobs is not universal.