Well, not exactly.
Which of the following is the standard? Interested in knowing which one is 'best practice' and which one is 'worst practice'. By the way all compile and return correct result. The Server is SQL Server 2012 Express with Northwind as the database context.
Select LastName LN
from dbo.Employees
Select
LastName as [Last Name]
from dbo.Employees
Select Lastname as 'Last Name'
from dbo.employees
Select LastName "Last Name of employee"
from Employees --not compliant SQL92
Select LastName as "Last Name"
from Employees
Select LastName="LastName"
from Employees
SELECT LastName "LastName"
fr ...
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