Reason for causing a cycle in the authorization graph “Yes”. It causes a cycle in the authorization graph. Reason The grant to public results in an edge from A to public. The grant to the public operator provides authorization to everyone, B is now authorized...

EBK DATABASE SYSTEM CONCEPTS

7th Edition

ISBN: 9781260049268

Author: SILBERSCHATZ

Publisher: MCG COURSE

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Intermediate SQL Concepts

A query is a request for data or information from one or more database tables. This information could be presented in the form of pictorials, graphs, or complicated findings which helps in easy interpretation. Structured Query Language (SQL) is the most …

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Chapter 18, Problem 32E

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Reason for causing a cycle in the authorization graph

“Yes”. It causes a cycle in the authorization graph.

Reason

The grant to public results in an edge from A to public.

The grant to the public operator provides authorization to everyone, B is now authorized...

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Chapter 18, Problem 31E

Chapter 18, Problem 33E

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