Should I use DATETIME2 or Datetimeoffset?

Should I use DATETIME2 or Datetimeoffset?

If you are storing only UTC values (where the offset is always zero), you can save storage space with datetime2 . datetimeoffset requires 10 bytes of storage whereas datetime needs 8 bytes for precision 5 or greater, 7 bytes for precision 3-4, and 6 bytes for precision 2 or less.

What does Datetimeoffset mean in SQL?

SQL Server SYSDATETIMEOFFSET() function overview The SYSDATETIMEOFFSET() function returns a value of DATETIMEOFFSET(7) that represents the current system date and time, which also includes the time zone, of the computer on which the SQL Server instance is running.

How many bytes is a Datetimeoffset?

datetimeoffset description

Property Value
Precision, scale See the table below.
Storage size 10 bytes, fixed is the default with the default of 100ns fractional second precision.
Accuracy 100 nanoseconds
Default value 1900-01-01 00:00:00 00:00

How are Datetimes stored in SQL Server?

SQL Server comes with the following data types for storing a date or a date/time value in the database: DATE – format YYYY-MM-DD. DATETIME – format: YYYY-MM-DD HH:MI:SS. SMALLDATETIME – format: YYYY-MM-DD HH:MI:SS.

How do I store UTC in SQL?

“store utc date in sql server” Code Answer’s

  1. SELECT.

What is offset timezone?

A zone offset is the difference in hours and minutes between a particular time zone and UTC. In ISO 8601, the particular zone offset can be indicated in a date or time value. The zone offset can be Z for UTC or it can be a value “+” or “-” from UTC.

How do I get milliseconds SQL?

We can use DATEPART() function to get the MILLISECOND part of the DateTime in Sql Server, here we need to specify datepart parameter of the DATEPART function as millisecond or mi .

What is the maximum date value that can be stored in a Smalldatetime data type?

Date and time data from January 1, 1753 through December 31, 9999, to an accuracy of one three-hundredth of a second (equivalent to 3.33 milliseconds or 0.00333 seconds). Values are rounded to increments of . 000, . 003, or .

What is the difference between DateTime and DateTime2 SQL?

Datetime2 was introduced with SQL Server 2008, so it is here long enough to draw some comparisons with its “older brother”. The main difference is the way of data storage: while in Datetime type, the date comes first and then time, in Datetime2, 3 bytes, in the end, represents date part!

What can I use instead of Getdate in SQL?

SYSDATETIME() also returns local date-time, similar to GETDATE. This means if you are connected to a remote Microsoft SQL Server then it would return a different value than your current system date-time, but it returns a more precise DATETIME2 value.