Display how records can be deleted and updated in qbe, Database Management System

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With the help of an example display how records can be deleted and updated in QBE.
(i) Increase Pay_Rate of employees along with the skill of ‘cook' by 10%.
(ii) Delete employee record for EMP# 123459

Ans: (i)
EMPLOYEE Emp# Name Skill Pay_Rate
EX Cook PX
U. EX PX * 1.1
(ii)
EMPLOYEE Emp# Name Skill Pay_Rate
D. 123459

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