SQL cast string to datetime

-- SQL cast string to datetime - time part 0 - sql hh mm

-- SQL Server cast string to DATE (SQL Server 2008 feature) - sql yyyy mm dd

SELECT [Date] =     CAST('20120228' AS date)         -- 2012-02-28

SELECT [Datetime] = CAST('20120228' AS datetime)      -- 2012-02-28 00:00:00.000

SELECT [Datetime] = CAST('20120228' AS smalldatetime) -- 2012-02-28 00:00:00

-- SQL convert string to datetime - time part 0

-- SQL Server convert string to date - sql times format

SELECT [Datetime] = CONVERT(datetime,'2010-02-28')

SELECT [Datetime] = CONVERT(smalldatetime,'2010-02-28')

SELECT [Datetime] = CAST('Mar 15, 2010' AS datetime)

SELECT [Datetime] = CAST('Mar 15, 2010' AS smalldatetime)

SELECT [Datetime] = CONVERT(datetime,'Mar 15, 2010')

SELECT [Datetime] = CONVERT(smalldatetime,'Mar 15, 2010')

SELECT [Datetime] = CAST('Mar 15, 2010 12:07:34.444' AS datetime)

SELECT [Datetime] = CAST('Mar 15, 2010 12:07:34.444' AS smalldatetime)

SELECT [Datetime] = CONVERT(datetime,'Mar 15, 2010 12:07:34.444')

SELECT [Datetime] = CONVERT(smalldatetime,'Mar 15, 2010 12:07:34.444')

SELECT [Datetime] = CAST('2010-02-28 12:07:34.444' AS datetime)

SELECT [Datetime] = CAST('2010-02-28 12:07:34.444' AS smalldatetime)

SELECT [Datetime] = CONVERT(datetime,'2010-02-28 12:07:34.444')

SELECT [Datetime] = CONVERT(smalldatetime,'2010-02-28 12:07:34.444')

-- Double conversion

SELECT [Datetime] = CAST(CAST(getdate() AS VARCHAR) AS datetime)

SELECT [Datetime] = CAST(CAST(getdate() AS VARCHAR) AS smalldatetime)

SELECT [Datetime] = CONVERT(datetime,convert(varchar,getdate()))

SELECT [Datetime] = CONVERT(smalldatetime,convert(varchar,getdate()))

------------

-- MSSQL convert date string to datetime - time is set to 00:00:00.000 or 12:00AM

PRINT CONVERT(datetime,'07-10-2016',110)        -- Jul 10 2016 12:00AM

PRINT CONVERT(datetime,'2016/07/10',111)        -- Jul 10 2016 12:00AM

PRINT CONVERT(varchar,CONVERT(datetime,'20160710',  112),121)          

-- 2016-07-10 00:00:00.000        

------------