Which of the following components constitutes use CASE expression ?
A. The primary key name to transform
B. The BEGIN keyword
C. The CASE keyword
D. Where clause defining an alias for the CASE expression
Answer:A
Which of the following components constitutes use CASE expression ?
A. The primary key name to transform B. The BEGIN keyword C. The CASE keyword D. Where clause defining an alias for the CASE expression
Explanation:A common use of the CASE expression is to replace codes or abbreviations with more readable values.