This advanced SQL exercise is part of the book: Advanced SQL – Practical Techniques and Use-Cases, which includes 100 day-to-day SQL challenges (and solutions), need-to-know advanced features, and key concepts.
Given the following tables:
Customer table – each row specifies the customer number, name, and city of residence.
CREATE TABLE Customers (CustomerID int identity(1,1), CustomerName varchar(25), CityID int) GO
City table – this table contains the names of cities for the customer table.
CREATE TABLE Cities (CityID int identity(1,1), CityName varchar(25)) GO