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Window Functions in MS SQL Server

Introduction
The Final Quiz
9. Question 6
You’ve Completed the Windows Function Course!

Instruction

We're halfway through! Let's take a look at Question 6.

Exercise

For each treatment, show the following information: TreatmentDate, Category, DoctorId, PatientId, Name, Price and the total sum of prices for all treatments from the first day until the end of the current day. Name the column SumPrice.