The statement DATEDIFF(dd,@fromdate,@todate) + 1 gives the number of dates between the two dates. The statement DATEDIFF(wk,@fromdate,@todate) gives the number of weeks between dates and * 2 gives us the weekend (Saturday and Sunday) count.
How do you check for weekends in SQL?
There are multiple ways to check the given date is weekend or not. Sql function DATENAME returns the given date name as Sunday, Monday, Tuesday, … We can compare the return value with Saturday and Sunday and can determine the given date is weekend or not. Sql function DATEPART returns the given date number 1 to 7.
How do you find the weekend between two dates?
Let’s see how this formula works: The NETWORKDAYS function try to calculate the number of working days (weekdays) between two dates, and the DAYS function will count the number of days between two dates. So you can use days number to subtract working days, then you will get the number of weekends days.
How do I count the number of days in a month in SQL?
In SQL Server 2012 you can use EOMONTH (Transact-SQL) to get the last day of the month and then you can use DAY (Transact-SQL) to get the number of days in the month.
How do I get Saturday and Sunday in SQL?
Use the DATENAME() function and specify the datepart as weekday . select ID, Name, Salary, Date from dbo. yourTable where datename(weekday, Date) in (‘Saturday’, ‘Sunday’);
How do I count the number of Sundays between two dates in Python?
- Get the starting and ending dates to look between them.
- Iterate on all dates between the given two (using the date’s ordinal)
- Check whether or not it is Sunday first usind date.day and date.weekday.
How do I calculate the number of days between two dates excluding weekends in Excel?
Then type Enter key, and you will count the number of workdays excluding Sundays and Saturdays between the two dates. See screenshot: Note: In the above formula, A2 indicates the start date, and B2 indicates the end date.
How do I get the number of Sundays in a month in SQL?
use the INTEGERS table to generate a series of dates beginning with the first day of that month, to cover all dates in the month. use a date function to determine if the generated date is a Sunday. use COUNT() on the result of the test for Sunday.
How do I get the number of Sundays in a month in Python?
y, m = 2013, 2; days = [weekday(y, m, d+1) for d in range(*monthrange(y, m))]; print (days. count(SUNDAY)); gives 3 not 4. I used instead len([d for d in range(monthrange(y, m)) if weekday(y, m, d+1)==SUNDAY]) which seems to work fine.
How do I count duplicate rows from the student table?
SQL Query to find duplicate records in a table in MySQL
- mysql> select * from Contacts;
- mysql> select name, count(name) from contacts group by name;
- mysql> select name, count(name) from contacts group by name, phone;