How Do I Count Days In SQL Query?

How do you exclude weekends in SQL query?

If you want to only exclude Sunday and it is not the first day of the week for your server, SELECT [date_created] FROM table.

WHEREDATEPART(w,[date_created]) NOT IN (7)…For excluding weekend data we need to write the query as:SELECT *FROM table.WHERE ((DATEPART(dw, CheckedInDate) + @@DATEFIRST) % 7) NOT IN (0, 1).

How can I compare two dates in SQL query?

The right way to compare date only values with a DateTime column is by using <= and > condition. This will ensure that you will get rows where date starts from midnight and ends before midnight e.g. dates starting with ’00:00:00.000′ and ends at “59:59:59.999”.

How do I find the difference between two date columns in SQL?

To calculate the difference between two dates in the same column, we use the createdDate column of the registration table and apply the DATEDIFF function on that column. To find the difference between two dates in the same column, we need two dates from the same column.

How do you find 2nd and 4th Saturday in SQL?

Finding 2nd and 4th Saturdays of Current Year– Set the first day of the week to Monday.SET DATEFIRST 1;– create the current year.DECLARE @YearStart DATE = CONVERT(DATE,CONVERT(CHAR(4),YEAR(GETDATE())) + ‘-01-01’);DECLARE @YearEnd DATE = CONVERT(DATE,CONVERT(CHAR(4),YEAR(GETDATE())) + ‘-12-31’);WITH CTE_FullYear AS.(More items…•

How do I extract a weekday from a date in SQL?

Approach 1: Using DATENAME Function We can use DATENAME() function to get Day/Weekday name from Date in Sql Server, here we need specify datepart parameter of the DATENAME function as weekday or dw both will return the same result.

How do I count days in SQL?

The built-in functions that can be used to count the days are the DATEDIFF function….DATEADD functionDATEADD ([Date part: DAY | WEEK | MONTH | YEAR] ,[Value of the date part] ,[Date to be modified]);

How do I find the difference in SQL?

In the blue text, you can see the calculation of the SQL delta between two rows. To calculate a difference, you need a pair of records; those two records are “the current record” and “the previous year’s record”. You obtain this record using the LAG() window function.

How do I get all Saturday and Sunday of a year in SQL?

set @startDate=’01/01/2012’set @enddate=’12/31/2012’while @startDate<=@enddate.begin.if(DATENAME(dw,@startDate)='Sunday' or DATENAME(dw,@startDate)='Saturday')insert into MyHoliday(Holiday_date,Specification) values(convert(date,@startDate,103),DATENAME(dw,@startDate))set @startDate=DATEADD(DD,1,@startDate)

Can you subtract dates in SQL?

SQL Server DATEDIFF() Function The DATEDIFF() function returns the difference between two dates.

Where can I find Sunday in SQL query?

SQL – Calculate Most Recent Monday, Last Sunday, or Last MondayDECLARE @MostRecentMonday DATETIME = DATEDIFF(day, 0, GETDATE() – DATEDIFF(day, 0, GETDATE()) %7)DECLARE @LastSunday DATETIME = DATEADD(day, –1 * (( @CurrentWeekday % 7) – 1), GETDATE())DECLARE @LastMonday DATETIME = DATEADD(day, –7 * (( @CurrentWeekday % 7) – 1), GETDATE())

How do I get last 3 months data in SQL?

SELECT *FROM Employee WHERE JoiningDate >= DATEADD(M, -3, GETDATE())SELECT *FROM Employee WHERE JoiningDate >= DATEADD(MONTH, -3, GETDATE())DECLARE @D INT SET @D = 3 SELECT DATEADD(M, @D, GETDATE())

How do I count the number of days in a month in SQL?

Using EOMONTH() function to get the number of days in a specified month. To get the number of days of a specified month, you follow these steps: First, use the EOMONTH() function to get the last day of the month. Then, pass the last day of the month to the DAY() function.

How do I find 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 I get last month in SQL?

To Get Last Day 0f Previous Month In SQL Using EOMONTH() The EOMONTH() function returns the last day of the month of a specified date . … SELECT. The SELECT statement is used to select data from a database. … DECLARE. The DECLARE statement initializes a variable by assigning it a name and a data type. … DATEADD()

How do I get the first day of the last month in SQL?

SQL TricksMonths. SELECT DATEADD(MONTH, DATEDIFF(MONTH, 0, GETDATE()) – 1, 0) — First day of previous month. … Quarters. SELECT DATEADD(QUARTER, DATEDIFF(QUARTER, 0, GETDATE()) -1, 0) — First day of previous quarter. … Years. SELECT DATEADD(YEAR, DATEDIFF(YEAR, 0, GETDATE()) -1, 0) — First day of previous year. … Half Years. … Other.

How do you find the difference between two dates?

Just subtract one date from the other. For example if cell A2 has an invoice date in it of 1/1/2015 and cell B2 has a date paid of 1/30/2015, then you could enter use the formula =B2-A2 to get the number of days between the two dates, or 29.

How do I add 30 days to a date in SQL?

How to use the DATEADD() Function and ExamplesAdd 30 days to a date SELECT DATEADD(DD,30,@Date)Add 3 hours to a date SELECT DATEADD(HOUR,-3,@Date)Subtract 90 minutes from date SELECT DATEADD(MINUTE,-90,@Date)Check out the chart to get a list of all options.

What does datediff do in SQL?

In SQL Server (Transact-SQL), the DATEDIFF function returns the difference between two date values, based on the interval specified.

How do I get Saturday and Sunday of the month in SQL?

Use GET DATE() Function.Use MM to get the month number.Use dayofweek as Saturday and Sunday.

How do I count the number of days between two dates in SQL?

The DATEDIFF() function returns the number of days between two date values.