One in one out

Create a function named SumRideHrsSingleDay() which returns the total ride time in hours for the @DateParm parameter passed.

100 XP

Create a function named SumRideHrsSingleDay() which has one input parameter of type date - @DateParm - and returns a numeric data type.
Use BEGIN/END keywords.
In your SELECT statement, SUM the difference between the StartDate and EndDate of the transactions that have the same StartDate value as the parameter passed.