When multiple columns are used in a single column expression, how are they referenced in the GROUP BY clause?
a. Each column referenced in the expression must be referenced individually in the GROUP BY clause.
b. The final column is referenced by the correlation name in the GROUP BY clause.
c. Both methods can be used to reference in the GROUP BY clause.
d. Neither method will work. Multi column expressions cannot be referenced in the GROUP BY clause.
a. Each column referenced in the expression must be referenced individually in the GROUP BY clause.
You might also like to view...
When accepting a job offer, the ________ approach is better for this type of letter
A) indirect B) passive C) active D) direct
Which of the following is a utility that removes a program, as well as any associated entries in the system files?
A. application remover B. application purger C. uninstaller D. antiapp utility
You can use only vector graphics to enhance documents created with Microsoft Word.
Answer the following statement true (T) or false (F)
Which of the following is NOT a cloud service provider?
A) Salesforce B) Amazon C) Google D) Intel