Maurice Tutor

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About Maurice Tutor

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Expertise:
Algebra,Applied Sciences See all
Algebra,Applied Sciences,Biology,Calculus,Chemistry,Economics,English,Essay writing,Geography,Geology,Health & Medical,Physics,Science Hide all
Teaching Since: May 2017
Last Sign in: 408 Weeks Ago, 3 Days Ago
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Education

  • MCS,PHD
    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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  • Professor
    Phoniex University
    Oct-2001 - Nov-2016

Category > Management Posted 16 Nov 2017 My Price 7.00

rules for schema consistency

Using the rules for schema consistency given in Section 26.4.3 and the sample schema given in Figure 26.10, consider each of the following modifications and state what the effect of the change should be to the schema:

(a) adding an attribute to a class;

(b) deleting an attribute from a class;

(c) renaming an attribute;

(d) making a class S a superclass of a class C;

(e) removing a class S from the list of superclasses of a class C;

(f) creating a new class C;

(g) deleting a class;

(h) modifying class names.

Answers

Maurice Tutor
(5)
Status NEW Posted 16 Nov 2017 10:11 PM My Price 7.00

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