TOC:
Lecture 3
Syllabus:
Syllabus
ENCAPSULATION --
ENCAPSULATION
- DATABASE: OBJECT = OPERATIONS + DATA - HOWEVER:
- DATA STRUCTURE CAN BE PART OF THE INTERFACE: I.E. IT IS VISIBLE TO APPLICATIONS
- VISIBILITY OF ATTRIBUTES NECESSARY FOR QUERIES: PREDICATES ON ATTRIBUTES
- ALTERNATIVELY SIMPLE ATTRIBUTE ACCESS METHODS COULD BE PROVIDED
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Ugo O. Gagliardi
GSD-6306 Spring 2003-2004