Identify the TRUE statements about the syntax of analytic function usage in the SELECT statement.Question 14Answera.Place analytic functions in the list of columns in the SELECT clause.b.An empty specification for the OVER clause means that the analytic function is applied to all result rows.c.ORDER BY cannot be used as part of an analytic function.d.The OVER clause identifies a set of rows to apply an analytic function.
Question
Identify the TRUE statements about the syntax of analytic function usage in the SELECT statement.Question 14Answera.Place analytic functions in the list of columns in the SELECT clause.b.An empty specification for the OVER clause means that the analytic function is applied to all result rows.c.ORDER BY cannot be used as part of an analytic function.d.The OVER clause identifies a set of rows to apply an analytic function.
Solution
a. True - Analytic functions can be placed in the list of columns in the SELECT clause.
b. True - An empty specification for the OVER clause does mean that the analytic function is applied to all result rows.
c. False - ORDER BY can indeed be used as part of an analytic function. It is used to order the rows within each partition.
d. True - The OVER clause identifies a set of rows to apply an analytic function. It can define partitions within the data set and order the data within these partitions.
Similar Questions
when we say a function is analytic
Which of the following is the correct order of keywords for SQL SELECT statements?
SELECT operation of SQL is a: A. data manipulation language B. data definition language C. data control language. D. data query language
Consider this SQL statement:SELECT product, prod_cost, avg(prod_cost) OVER (PARTITION BY product)FROM product_detailThe OVER clause makes this what type of function?Aggregate functionSystem functionWindow functionUser-defined function
The GROUP BY clause indicatesthe list of row conditions.the list of row summary conditions.the list of aggregate functions.the list of grouping columns for calculation of aggregate functions.
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.