Often, a correlated subquery looks like a nested loop join. Select one:TrueFalse
Question
Often, a correlated subquery looks like a nested loop join. Select one:TrueFalse
Solution
True
Similar Questions
In case of correlated subquery the outer query is executed once. The subquery is executed ............. for every row in the outer query.Select one:a.Twiceb.Thricec.Once
Below is an example ofSELECT a.EmployeeIDFROM HumanResources.Employee aWHERE a.ContactID IN(SELECT b.ContactIDFROM Person.Contact bWHERE b.Title = 'Mrs.')Select one:a.Noncorrelated Subqueryb.Correlated SubqueryClear my choice
What is a correlated sub-query?Select one:a.A sub-query that substitutes the names of the outer queryb.A sub-query that uses the correlation name of an outer queryc.A sub-query that does not depend on its outer query’s correlation namesd.An independent query that uses the correlation name of another independent query.
Which of the following is a correlated subquery?Select one:a.Uses the result of an outer query to determine the processing of an outer queryb.Uses the result of an inner query to determine the processing of an outer queryc.Uses the result of an inner query to determine the processing of an inner queryd.Uses the result of an outer query to determine the processing of an inner query
Select the correct answerWhich one is not a type of subquery ?OptionsCorrelated Sub queryMultiple row sub querySingle row sub queryVariation based Sub query
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.