Suppose We Are Given A View Tot Credits Year Num Credits Giving #144
Suppose we are given a view tot credits (year, num credits) giving the total number of credits taken by students in each year.The query that computes averages over the 3 preceding tuples in the specified sort order is _________
This multiple choice question (MCQ) is related to the book/course
gs gs116 Microsoft SQL Server.
It can also be found in
gs gs116 Manipulating Data with Select - SQL Server Subqueries - Quiz No.1.
Suppose we are given a view tot credits (year, num credits) giving the total number of credits taken by students in each year.The query that computes averages over the 3 preceding tuples in the specified sort order is _________
Select year, avg(num credits) over (order by year rows 3 preceding) as avg total credits from tot credits; Select year, avg(num credits) over (order by year rows 3 unbounded preceding) as avg total credits from tot credits; Select year, min(num credits) over (order by year rows 3 unbounded preceding) as avg total credits from tot credits; Select year, SUM(num credits) over (order by year rows 3 unbounded preceding) as avg total credits from tot credits; Similar question(s) are as followings:
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