Best answer: How do I get the year of the first date in SQL?

How do I calculate years from a date in SQL?

DATEDIFF Example

  1. Declare @dateofbirth datetime.
  2. Declare @currentdatetime datetime.
  3. Declare @years varchar(4)
  4. set @dateofbirth = ‘1986-03-15’ –Birthdate.
  5. set @currentdatetime = getdate() –Current Datetime.
  6. select @years = datediff(year,@dateofbirth,@currentdatetime)
  7. select @years + ‘ years,’ as years.

How do I get the first date of the month in SQL?

Getting First Day of the Month

SELECT m1 = DATEADD(DAY,1-DATEPART(DAY,@today),@today), m2 = CONVERT(date,CONCAT(YEAR(@today),RIGHT(‘0’+RTRIM(MONTH(@today)),2),’01’));

How do you enter a date of birth in SQL?

SQL Date Format with the FORMAT function

  1. Use the FORMAT function to format the date and time data types from a date column (date, datetime, datetime2, smalldatetime, datetimeoffset, etc. …
  2. To get DD/MM/YYYY use SELECT FORMAT (getdate(), ‘dd/MM/yyyy ‘) as date.

What is the formula to calculate age?

The method of calculating age involves the comparison of a person’s date of birth with the date on which the age needs to be calculated. The date of birth is subtracted from the given date, which gives the age of the person. Age = Given date – Date of birth.

How can I get first date and date of last month in SQL?

The logic is very simple. The first part @DATE-DAY(@DATE) results to the Last day of a previous month and adding 1 to it will result on the first day of current month. The second part EOMONTH(@DATE) makes use of SYSTEM function EOMONTH which results to the last day of the given date.

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How do you get the last date of the month in SQL?

The EOMONTH() function returns the last day of the month of a specified date, with an optional offset. The EOMONTH() function accepts two arguments: start_date is a date expression that evaluates to a date. The EOMONTH() function returns the last day of the month for this date.

What is the date format?

Date Format Types

Format Date order Description
1 MM/DD/YY Month-Day-Year with leading zeros (02/17/2009)
2 DD/MM/YY Day-Month-Year with leading zeros (17/02/2009)
3 YY/MM/DD Year-Month-Day with leading zeros (2009/02/17)
4 Month D, Yr Month name-Day-Year with no leading zeros (February 17, 2009)

How is date written in SQL?

SQL Date Data Types

DATE – format YYYY-MM-DD. DATETIME – format: YYYY-MM-DD HH:MI:SS. TIMESTAMP – format: YYYY-MM-DD HH:MI:SS. YEAR – format YYYY or YY.

How do I display a date in YYYY-MM-DD format in SQL?

How to get different date formats in SQL Server

  1. Use the SELECT statement with CONVERT function and date format option for the date values needed.
  2. To get YYYY-MM-DD use this T-SQL syntax SELECT CONVERT(varchar, getdate(), 23)
  3. To get MM/DD/YY use this T-SQL syntax SELECT CONVERT(varchar, getdate(), 1)