# How do you convert date of birth to age in SQL?

## How do you convert date of birth to age in SQL?

Here is the statement to calculate the age of the employees from the date of birth: Select E_id, E_name, datediff( YY, birthDate, getdate()) as age from Employee; To learn writing SQL queries, you should check out this SQL online course and certification program by Intellipaat.

## Is there an age function in SQL?

The age() function subtract arguments, producing a “symbolic” result that uses years and months.

**How do I calculate someone’s age based on a datetime type birthday?**

int age = (int) ((DateTime. Now – bday). TotalDays/365.242199);

### How do you calculate age in years and months from date of birth in SQL query?

DECLARE @BirthDate datetime, @AgeInMonths int SET @BirthDate = ’10/5/1971′ SET @AgeInMonths — Determine the age in “months old”: = DATEDIFF(MONTH, @BirthDate, GETDATE()) — . Get the difference in months – CASE WHEN DATEPART(DAY,GETDATE()) — .

### How do you convert DOB to age in Excel?

How to calculate age in Excel

- In the third cell, for us it’s C2, enter the following formula: =DATEDIF(A2, B2, “y”).
- You can also get a person’s age without entering today’s date in the second cell.
- The final, most specific measurement that you can make is a person’s age, including months and days.

**How do I calculate age in C++?**

We find the year y by simply subtracting the values of py and by. We find the month m by subtracting the values of pm and bm if pm>bm. Otherwise, we subtract 1 from y and subtract the quantity (bm – pm) from 12. Similarly, we find the days d by subtracting the values of bd and pd if pd>bd.

#### How do I calculate age in months in SQL?

Show activity on this post. DECLARE @BirthDate datetime, @AgeInMonths int SET @BirthDate = ’10/5/1971′ SET @AgeInMonths — Determine the age in “months old”: = DATEDIFF(MONTH, @BirthDate, GETDATE()) — . Get the difference in months – CASE WHEN DATEPART(DAY,GETDATE()) — .

#### What does Timestampdiff mean in SQL?

TIMESTAMPDIFF() function MySQL the TIMESTAMPDIFF() returns a value after subtracting a datetime expression from another. It is not necessary that both the expression are of the same type. One may be a date and another is datetime.

**What is Timestampdiff?**

The MySQL TIMESTAMPDIFF() function is used to find the difference between two date or datetime expressions. You need to pass in the two date/datetime values, as well as the unit to use in determining the difference (e.g., day, month, etc).