Returns the value of the current timestamp data type for the current database. This timestamp is guaranteed to be unique in the database.
Transact-SQL Syntax Conventions
@@DBTS
varbinary
@@DBTS returns the last-used timestamp value of the current database. A new timestamp value is generated when a row with a timestamp column is inserted or updated.
The following example returns the current timestamp from the AdventureWorks database.
USE AdventureWorks; GO SELECT @@DBTS