physical data independence

physical data independence

[′fiz·ə·kəl ¦dad·ə ‚in·di′pen·dəns]
(computer science)
A file structure such that the physical structure of the data can be modified without changing the logical structure of the file.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Hiding implementation details from users and the outside world by means of logical and physical data independence makes it much harder to discover and exploit potential vulnerabilities.