a) Customer(cid, cname, address, age, occupation, salary, payment_mode) Where cid is the primary key. cname and occupation do not accept null values. Payment_mode accepts only cash or credit entries. The default address is “Flacq”. customer is at least 18 years old. Salary is above Rs 25000. (b) Consider the schema of Customer table in part(a) and write SQL query to set salary of all administrators to Rs 50 000.
a) Customer(cid, cname, address, age, occupation, salary, payment_mode) Where cid is the primary key. cname and occupation do not accept null values. Payment_mode accepts only cash or credit entries. The default address is “Flacq”. customer is at least 18 years old. Salary is above Rs 25000. (b) Consider the schema of Customer table in part(a) and write SQL query to set salary of all administrators to Rs 50 000.
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
a) Customer(cid, cname, address, age, occupation, salary, payment_mode)
Where
cid is the primary key.
cname and occupation do not accept null values.
Payment_mode accepts only cash or credit entries.
The default address is “Flacq”.
customer is at least 18 years old.
Salary is above Rs 25000.
(b) Consider the schema of Customer table in part(a) and write SQL query to set salary of all administrators to Rs 50 000.
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