Sunday, 27 September 2015

Difference between Datetime and Datetime2

Below list is major difference between Datetime and Datetime2 in Sql Server;



Datetime
Datetime2
Storage Size
8 byte
6-8 Byte.
Min Value
1753-01-01 00:00:00
0001-01-01 00:00:00
Current Datetime
GetDate() - returns DB Current DateTime of datetime Data Type
SYSDATETIME()  - returns Current DateTime of DateTime2 Data Type
+/- Operator
+/- operator works,
e.g  GetDate() + 1
+/- operator not works; DateAdd function required to add date.
Syntax
 Declare @now datetime
Declare @now datetime2(7)

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