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DB2® Universal Database for OS/390® Version 7.1 Certification Guide by Susan Lawson, Richard Yevich

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Extenders

Extenders for DB2 help in the use of large objects (LOBs), the base storage for the object relational environment. Extenders are a complete package that defines distinct data types and special functions for many types of large objects including image, audio, video, text, XML, and spatial objects. This allows us not to worry over defining these data types and functions in applications. You can use SQL to manipulate these data types and functions. LOBs can be from relatively small to extremely large, and can be cumbersome to deal with.

Image, Audio, and Video

Image, audio, and video objects are stored as BLOBs in a DB2 database. The image, audio, and video extenders work on the large binary objects. The DB2 extenders provide user-defined ...

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