Add the following facts to the sample database in Figure 26.11: SUPERVISE(ahmad, bob), SUPERVISE(franklin, gwen) First modify

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Add the following facts to the sample database in Figure 26.11:

SUPERVISE(ahmad, bob), SUPERVISE(franklin, gwen)

First modify the supervisory tree in Figure 26.11(b) to reflect this change. Then construct a diagram showing the top-down evaluation of the query SUPERIOR(james, Y) using rules 1 and 2 from Figure 26.12.

Figure 26.11

Figure 26.11(b)

Figure 26.12

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Fundamentals Of Database Systems

ISBN: 9780133970777

7th Edition

Authors: Ramez Elmasri, Shamkant Navathe

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Question Posted: Jun 03, 2022 06:06 AM

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Add the following facts to the sample database in Figure 26.11: SUPERVISE(ahmad, bob), SUPERVISE(franklin, gwen) First modify

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Modified supervisory tree in Figure 2611b dia...View the full answer

Fundamentals Of Database Systems

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