Convert Character string ISO date to DateTime and vice-versa

Here’s how to convert ISO8601 character data to DateTime and DateTime back to ISO8601 in SQL Server

DECLARE @IsoDate nvarchar(35)
SET @IsoDate = '2010-03-16T19:20:30.45123+01:00'

-- CONVERT TO DATETIME in SQL 2008
SELECT CAST(CONVERT(datetimeoffset, @IsoDate) AS datetime) as SQL2008

-- CONVERT TO DATETIME in SQL 2005 and earlier
SELECT CAST(LEFT(@IsoDate, 23) AS datetime) as SQL2005


-- CONVERT DateTime to ISO Date format
SELECT CONVERT(nvarchar(35), GETDATE(), 127) as ISO8601 ;

OUTPUT

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About The Author

Suprotim Agarwal, ASP.NET Architecture MVP works as an Architect Consultant and provides consultancy on how to design and develop Web applications.

Suprotim is also the founder and primary contributor to DevCurry, DotNetCurry and SQLServerCurry. He has also written an EBook 51 Recipes using jQuery with ASP.NET Controls.

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