Consider the following 4 steps in a series of GRANT statements. User A GRANT INSERT ON Doctor WITH GRANT OPTION GRANT INSERT ON Doctor

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Consider the following 4 steps in a series of GRANT statements.
User A
GRANT INSERT
ON Doctor
WITH GRANT OPTION
GRANT INSERT
ON Doctor
User C
User B
GRANT INSERT
ON Doctor
WITH GRANT OPTION
GRANT INSERT
ON Doctor
User D
If User A executes the following statement at the 5th step, what will be the effect
of this REVODKE on User C and User D?
REVOKE INSERT
ON Doctor
FROM User B
CASCADE
Can insert on the table
Cannot insert on the table
User C
User D
Transcribed Image Text:Consider the following 4 steps in a series of GRANT statements. User A GRANT INSERT ON Doctor WITH GRANT OPTION GRANT INSERT ON Doctor User C User B GRANT INSERT ON Doctor WITH GRANT OPTION GRANT INSERT ON Doctor User D If User A executes the following statement at the 5th step, what will be the effect of this REVODKE on User C and User D? REVOKE INSERT ON Doctor FROM User B CASCADE Can insert on the table Cannot insert on the table User C User D
Now consider the following data in the Doctor table.
Doctor
doctorNo
pecialty
colary hospitalNo
name
Robert Donald Cardiologist
Xin Wang
D201
180000
H117
D205
Neurologist
Dermatologist 140000
Pediatrician
225000
H120
D211
David Ford
H120
D216
Alisa Garcia
165000
H126
Transcribed Image Text:Now consider the following data in the Doctor table. Doctor doctorNo pecialty colary hospitalNo name Robert Donald Cardiologist Xin Wang D201 180000 H117 D205 Neurologist Dermatologist 140000 Pediatrician 225000 H120 D211 David Ford H120 D216 Alisa Garcia 165000 H126
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