Rounding milliseconds in T-SQL

Question

In SQL Server 2008, I have the below column of type DateTime in a table.

+-------------------------+
| LTime                   |
+-         


        

Answer 1

Does

SELECT CAST('2009-12-07 10:40:21.893' AS DATETIME2(0)), 
       CAST('2009-12-07 10:42:18.173' AS DATETIME2(0))

Do what you need?