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Window Functions in MS SQL Server

Introduction
3. The Statistics table
LEAD() and LAG()
FIRST_VALUE(), LAST_VALUE()
Summary

Instruction

Now, the other table.

Exercise

Select all the information from the Statistic table.

It has statistics from May 2016. Each row corresponds to a certain WebsiteId and a particular Day. The Users column shows how many unique visitors the website had on that Day. The Impressions column indicates how many times an advertisement was shown to a user. Clicks stores the number of clicks on an advertisement. The Revenue column is the total profit generated by those clicks on that day.