Discuss three critical pieces of information regarding the WHEN clause of a trigger.
What will be an ideal response?
First, a WHEN clause can be used only in row level triggers. Second, the values checked in the WHEN clause must reference correlation identifiers. Third, the condition must be enclosed in parentheses.
You might also like to view...
The term stateless refers to the fact that:
A. no one government entity controls the Internet. B. the server does not have to maintain an ongoing dedicated interaction with the client computer. C. system performance degrades as more simultaneous users require service. D. web servers may maintain multiple instances of server software to handle requests.
The sorting process refers to _____
a. physical distribution assortment by perishability b. a retailer's pricing goods by quality and size c. government grading standards for produce d. a retailer's collecting an assortment of goods and services from many vendors
If service level is 50%, then safety stock is equal to 50% of lead time demand
Indicate whether this statement is true or false.
A large school district is reevaluating its teachers' salaries. They have decided to use regression analysis to predict mean teacher salaries at each elementary school
The researcher would like to examine the significance of the following quadratic model for predicting salary based on years of experience. Y = ?0 + ?1X1 + ?2X2 + ? where X1 = Yrs Exp and X2 = Yrs Exp2 Salary Yrs Exp $24,265.00 8 $27,140.00 5 $22,195.00 2 $37,950.00 15 $32,890.00 11 $40,250.00 14 $36,800.00 9 $30,820.00 6 $44,390.00 21 $24,955.00 2 $18,055.00 1 $23,690.00 7 $48,070.00 20 $42,205.00 16 (a) What is the adjusted r2? (b) What is the prediction equation?