Identity Property appears to propagate

Run this code:CREATE TABLE Customer ( CustomerID INT IDENTITY(1, 1) , CustomerName VARCHAR(50) , City VARCHAR(20) );goINSERT Customer Values ('Steve', 'Denver'), ('Andy', 'Orlando'), ('Doug', 'Denver');goSELECT customerID , 'CityCount' = COUNT(city) INTO CustomerCities FROM Customer GROUP BY CustomerID;gosp_help CustomerCities;goDROP TABLE CustomerCities;DROP TABLE Customer;The CustomerCities table has the identity property, which is listed as an exception in your