STORED PROCEDURES

STORED PROCEDURE

Parametresiz Procedure

CREATE PROC SelectAllCustomers
AS
SELECT * FROM Customers
GO;
.
.
.
.

EXEC SelectAllCustomers;



Parametreli Str. Procedure

CREATE PROC SelectAllCustomers
(
  @City nvarchar(30)
)
AS
SELECT * FROM Customers WHERE City = @City
GO;
.
.
.
.
EXEC  SelectAllCustomers City='Berlin'


ÖRNEK:

create PROCEDURE sp_CustSatisToplamBwDates 
(
@DateBegin datetime
@DateEnd datetime
)
AS
SELECT SUM(SD.BirimFiyati*SD.Miktar) AS TOTALSATIS FROM Personeller P
INNER JOIN Satislar S ON S.PersonelID=P.PersonelID
INNER JOIN [Satis Detaylari] SD ON SD.SatisID= S.SatisID
WHERE S.SatisTarihi>=@DateBegin and s.SatisTarihi<=@DateEnd
GO


ÇAĞIRILIŞI:

exec CustSatisToplamBwDates @DateBegin='1989-01-01',@DateEnd='2000-01-01' 
 

DATEADD() Function

The DATEADD() function adds a time/date interval to a date and then returns the date.


DATEADD(interval, number, date)


Select DATEADD(Year,1,'2017/08/01')

Select DATEADD(Year,1,'2017-08-01')

Select FirstName, BirthDate, DATEADD(Year,18,BirthDate) From Employees

Parameter	Description
interval	Required. The time/date interval to add. Can be one of the following values: year, yyyy, yy = Year quarter, qq, q = Quarter month, mm, m = month dayofyear = Day of the year day, dy, y = Day week, ww, wk = Week weekday, dw, w = Weekday hour, hh = hour minute, mi, n = Minute second, ss, s = Second millisecond, ms = Millisecond
number	Required. The number of interval to add to date. Can be positive (to get dates in the future) or negative (to get dates in the past)
date	Required. The date that will be modified

CURRENT_TIMESTAMP

The CURRENT_TIMESTAMP function returns the current date and time, in a 'YYYY-MM-DD hh:mm:ss.mmm' format.

Select CURRENT_TIMESTAMP    //Sonuç 2019-09-07 11:45:38.000

DATEFROMPARTS() Function

The DATEFROMPARTS() function returns a date from the specified parts (year, month, and day values).

DATEFROMPARTS(year, month, day)

Select DATEDIFF(year,DateFromParts(2012,08,1), DATEFROMPARTS(2019,08,31)) //Sonuç 7 

Parameter	Description
year	Required. Specifies a year (4 digits)
month	Required. Specifies a month (from 1 to 12)
day	Required. Specifies a day (from 1 to 31)