On Transact SQL language the smalldatetime is part of date and time data types and define a date that is combined with a time of day.
Smalldatetime syntax:
smalldatetime
| Property | Value | 
|---|---|
| Range | 1900-01-01 through 2079-06-06 | 
| Length | 19 maximum | 
| Storage size | 4 bytes | 
| Calendar | Gregorian | 
Smalldatetime example:
				
				USE model;
				
			
GO
				
DECLARE @smalldatetime smalldatetime = '2014-08-21 11:03:17';
				
DECLARE @date date = @smalldatetime
				
SELECT @smalldatetime AS 'Smalldatetime', @date AS 'Date';
				
GO
				
| Smalldatetime | Date | 
|---|---|
| 2014-08-21 11:03:00 | 2014-08-21 |