how to add date in sql code example

Example 1: sql add days to date

//Returns Date time
//Takes where to add (as in year, month, day, etc) to
//Takes how much to add
//Takes a datetime in some different formats
DATEADD(day, 1, '2017/08/25')

Example 2: insert date sql

INSERT INTO FOO (xpto) VALUES(TO_DATE('17/12/2015', 'DD/MM/YYYY'));

Example 3: sql server current date minus 5 years

SELECT GETDATE() 'Today', 
           DATEADD(day,-2,GETDATE()) 'Today - 2 Days'
SELECT GETDATE() 'Today', 
           DATEADD(dd,-2,GETDATE()) 'Today - 2 Days'
SELECT GETDATE() 'Today', 
           DATEADD(d,-2,GETDATE()) 'Today - 2 Days'

Example 4: datetime add 2 hours sql

DATEADD(HOUR, 2, GETUTCDATE())

Example 5: how to add amount between date in sql

mysql> select sum(Value) from DemoTable1444 where PurchaseDate between '2019-10-02' and '2019-12-31';