To calculate age in SQL

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1.22/5 (2 votes)

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Need to calculate DOB month and age from given date of birth.

DOB:

1988-10-20

(YYYY-MM-DD)

I need output as

10 and age of(1988-10-20)

I have tried using it, but i coudn't get proper output.

SELECT (DATEDIFF(MONTH,'1988-10-20',getdate()))-(DATEDIFF(YEAR,'1988-10-20',GETDATE())*12)  AS Smonth

But iam getting output as -1,

I need to get output as 10.

What I have tried:

SELECT (DATEDIFF(MONTH,'1988-10-20',getdate()))-(DATEDIFF(YEAR,'1988-10-20',GETDATE())*12)  AS Smonth

Posted 19-Sep-18 1:08am

Vinodh Muthusamy

Updated 26-Sep-18 6:53am

Santosh kumar Pithani

v3

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CHill60 · Answer 1 · 2018-09-19T01:28:00

Solution 3

See Solution 2 to this post How to calculate age from date of birth in sql[^]

Posted 19-Sep-18 1:28am

CHill60

Santosh kumar Pithani · Answer 2 · 2018-09-19T02:30:00

Solution 6

SQL

DECLARE @DOB Date='07/03/1993';

SELECT CAST(ROUND((DATEDIFF(DAY,@DOB,GETDATE())/365.0),0) AS INT) AS AGE

OUTPUT:-
----
AGE
----
25

Posted 19-Sep-18 2:30am

Santosh kumar Pithani

Updated 19-Sep-18 2:38am

v2

kanangandhi · Answer 3 · 2018-09-26T06:54:00

Solution 7

select convert(nvarchar(max),Month('1988-10-20'))+' and ' + convert(nvarchar(max), DATEDIFF(year, '1988-10-20',getdate()))+' age of '+'1988-10-20' as Age

Output
----------------
10 and 30 age of 1988-10-20

Posted 26-Sep-18 6:54am

kanangandhi

Updated 26-Sep-18 6:55am

v2

kirthiga S · Answer 4 · 2018-09-19T01:39:00

Solution 4

To calculate month from given date

Declare @DOB datetime='1988-10-20'
select Month(@DOB) [Month]

Posted 19-Sep-18 1:39am

kirthiga S