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Common Functions in MS SQL Server

Introduction
Dealing with dates
Working with time data
Date and time date
Extracting dates and times
Doing arithmetic with dates
Converting date and time data
Building date and time data from parts
Summary and review
51. Exercise 3

Instruction

Well done! Next one!

Exercise

Calculate the average delay for all flights that took place in August (for all available years). Name the column AvgDelay.