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CREATE DATABASE KafeIsletmesi;
GO
USE KafeIsletmesi;
GO
-- Musteri Tablosu
CREATE TABLE Musteri (
MusteriID INT IDENTITY(1,1) PRIMARY KEY,
Ad NVARCHAR(50) NOT NULL,
Soyad NVARCHAR(50) NOT NULL,
Telefon NVARCHAR(15) UNIQUE,
Email NVARCHAR(100) UNIQUE,
KayitTarihi DATETIME DEFAULT GETDATE()
);
-- Urun Tablosu
CREATE TABLE Urun (
UrunID INT IDENTITY(1,1) PRIMARY KEY,
UrunAdi NVARCHAR(100) NOT NULL,
Kategori NVARCHAR(50),
Fiyat DECIMAL(10,2) NOT NULL,
Maliyet DECIMAL(10,2) NOT NULL
);
-- Siparis Tablosu
CREATE TABLE Siparis (
SiparisID INT IDENTITY(1,1) PRIMARY KEY,
MusteriID INT NOT NULL FOREIGN KEY REFERENCES Musteri(MusteriID),
Tarih DATETIME DEFAULT GETDATE(),
ToplamTutar DECIMAL(10,2) NOT NULL
);
-- SiparisDetay Tablosu
CREATE TABLE SiparisDetay (
DetayID INT IDENTITY(1,1) PRIMARY KEY,
SiparisID INT NOT NULL FOREIGN KEY REFERENCES Siparis(SiparisID),
UrunID INT NOT NULL FOREIGN KEY REFERENCES Urun(UrunID),
Adet INT NOT NULL,
AraToplam AS (Adet * (SELECT Fiyat FROM Urun WHERE Urun.UrunID = SiparisDetay.UrunID)) PERSISTED
);
-- Personel Tablosu
CREATE TABLE Personel (
PersonelID INT IDENTITY(1,1) PRIMARY KEY,
Ad NVARCHAR(50) NOT NULL,
Soyad NVARCHAR(50) NOT NULL,
Pozisyon NVARCHAR(50),
Maas DECIMAL(10,2) NOT NULL
);
-- Stok Tablosu
CREATE TABLE Stok (
StokID INT IDENTITY(1,1) PRIMARY KEY,
UrunID INT NOT NULL FOREIGN KEY REFERENCES Urun(UrunID),
Adet INT NOT NULL,
SonGuncelleme DATETIME DEFAULT GETDATE()
);
-- Odeme Tablosu
CREATE TABLE Odeme (
OdemeID INT IDENTITY(1,1) PRIMARY KEY,
SiparisID INT NOT NULL FOREIGN KEY REFERENCES Siparis(SiparisID),
OdemeTutari DECIMAL(10,2) NOT NULL,
OdemeTarihi DATETIME DEFAULT GETDATE(),
OdemeTipi NVARCHAR(50)
);
-- Kategori Tablosu
CREATE TABLE Kategori (
KategoriID INT IDENTITY(1,1) PRIMARY KEY,
KategoriAdi NVARCHAR(50) UNIQUE NOT NULL
);
-- Tedarikci Tablosu
CREATE TABLE Tedarikci (
TedarikciID INT IDENTITY(1,1) PRIMARY KEY,
Ad NVARCHAR(100) NOT NULL,
Telefon NVARCHAR(15),
Adres NVARCHAR(200)
);
-- Tedarik Tablosu
CREATE TABLE Tedarik (
TedarikID INT IDENTITY(1,1) PRIMARY KEY,
TedarikciID INT NOT NULL FOREIGN KEY REFERENCES Tedarikci(TedarikciID),
UrunID INT NOT NULL FOREIGN KEY REFERENCES Urun(UrunID),
Adet INT NOT NULL,
TedarikTarihi DATETIME DEFAULT GETDATE()
);
-- Veri Girişi (Tüm tablolara 5'er örnek)
INSERT INTO Musteri (Ad, Soyad, Telefon, Email) VALUES
('Ahmet', 'Yılmaz', '5551112233', '[email protected]'),
('Ayşe', 'Kaya', '5552223344', '[email protected]'),
('Mehmet', 'Çelik', '5553334455', '[email protected]'),
('Elif', 'Demir', '5554445566', '[email protected]'),
('Ali', 'Şahin', '5555556677', '[email protected]');
INSERT INTO Urun (UrunAdi, Kategori, Fiyat, Maliyet) VALUES
('Latte', 'İçecek', 30.00, 10.00),
('Çay', 'İçecek', 15.00, 5.00),
('Kek', 'Yiyecek', 25.00, 12.00),
('Sandviç', 'Yiyecek', 35.00, 18.00),
('Filtre Kahve', 'İçecek', 20.00, 8.00);
INSERT INTO Siparis (MusteriID, ToplamTutar) VALUES
(1, 75.00),
(2, 50.00),
(3, 40.00),
(4, 30.00),
(5, 25.00);
INSERT INTO SiparisDetay (SiparisID, UrunID, Adet) VALUES
(1, 1, 2),
(1, 3, 1),
(2, 2, 2),
(3, 4, 1),
(4, 5, 1);
INSERT INTO Personel (Ad, Soyad, Pozisyon, Maas) VALUES
('Zeynep', 'Kurt', 'Garson', 5000.00),
('Emre', 'Yıldırım', 'Barista', 6000.00),
('Deniz', 'Aslan', 'Kasiyer', 4500.00),
('Mert', 'Aksoy', 'Müdür', 8000.00),
('Can', 'Öztürk', 'Garson', 5000.00);
INSERT INTO Stok (UrunID, Adet) VALUES
(1, 100),
(2, 200),
(3, 150),
(4, 80),
(5, 120);
INSERT INTO Odeme (SiparisID, OdemeTutari, OdemeTipi) VALUES
(1, 75.00, 'Nakit'),
(2, 50.00, 'Kredi Kartı'),
(3, 40.00, 'Kredi Kartı'),
(4, 30.00, 'Nakit'),
(5, 25.00, 'Nakit');
INSERT INTO Kategori (KategoriAdi) VALUES
('İçecek'),
('Yiyecek');
INSERT INTO Tedarikci (Ad, Telefon, Adres) VALUES
('Tedarikçi A', '5556667788', 'Ankara'),
('Tedarikçi B', '5557778899', 'İstanbul'),
('Tedarikçi C', '5558889900', 'İzmir'),
('Tedarikçi D', '5559990011', 'Bursa'),
('Tedarikçi E', '5551112234', 'Antalya');
INSERT INTO Tedarik (TedarikciID, UrunID, Adet) VALUES
(1, 1, 50),
(2, 2, 100),
(3, 3, 75),
(4, 4, 40),
(5, 5, 60);
DELETE FROM SiparisDetay WHERE DetayID <= 5;
DELETE FROM Siparis WHERE SiparisID <= 5;
DELETE FROM Musteri WHERE MusteriID <= 5;
DELETE FROM Urun WHERE UrunID <= 5;
DELETE FROM Personel WHERE PersonelID <= 5;
DELETE FROM Stok WHERE StokID <= 5;
DELETE FROM Odeme WHERE OdemeID <= 5;
DELETE FROM Kategori WHERE KategoriID <= 2;
DELETE FROM Tedarikci WHERE TedarikciID <= 5;
DELETE FROM Tedarik WHERE TedarikID <= 5;
-- View Tanımlamaları
-- Günlük Kâr Raporu
CREATE VIEW GunlukKarRaporu AS
SELECT
CONVERT(DATE, S.Tarih) AS Gun,
SUM(SD.Adet * (U.Fiyat - U.Maliyet)) AS Kar
FROM Siparis S
INNER JOIN SiparisDetay SD ON S.SiparisID = SD.SiparisID
INNER JOIN Urun U ON SD.UrunID = U.UrunID
GROUP BY CONVERT(DATE, S.Tarih);
-- Aylık Ortalama Kâr
CREATE VIEW AylikOrtalamaKar AS
SELECT
DATEPART(YEAR, S.Tarih) AS Yil,
DATEPART(MONTH, S.Tarih) AS Ay,
AVG(SD.Adet * (U.Fiyat - U.Maliyet)) AS OrtalamaKar
FROM Siparis S
INNER JOIN SiparisDetay SD ON S.SiparisID = SD.SiparisID
INNER JOIN Urun U ON SD.UrunID = U.UrunID
GROUP BY DATEPART(YEAR, S.Tarih), DATEPART(MONTH, S.Tarih);
-- Zarar Eden Ürünler
CREATE VIEW ZararEdenUrunler AS
SELECT
U.UrunAdi,
U.Maliyet,
U.Fiyat
FROM Urun U
WHERE U.Maliyet > U.Fiyat;
-- En Çok Satan Ürünler
CREATE VIEW EnCokSatanUrunler AS
SELECT
U.UrunAdi,
SUM(SD.Adet) AS ToplamAdet
FROM SiparisDetay SD
INNER JOIN Urun U ON SD.UrunID = U.UrunID
GROUP BY U.UrunAdi
ORDER BY ToplamAdet DESC;
-- Prosedürler
-- Günlük Kâr Hesaplayan Prosedür
CREATE PROCEDURE GunlukKarHesapla
AS
BEGIN
SELECT
CONVERT(DATE, S.Tarih) AS Gun,
SUM(SD.Adet * (U.Fiyat - U.Maliyet)) AS Kar
FROM Siparis S
INNER JOIN SiparisDetay SD ON S.SiparisID = SD.SiparisID
INNER JOIN Urun U ON SD.UrunID = U.UrunID
GROUP BY CONVERT(DATE, S.Tarih);
END;
-- Zarar Eden Ürünleri Listeleyen Prosedür
CREATE PROCEDURE ZararEdenUrunleriListele
AS
BEGIN
SELECT
U.UrunAdi,
U.Maliyet,
U.Fiyat
FROM Urun U
WHERE U.Maliyet > U.Fiyat;
END;
-- En Çok Satan Ürünleri Listeleyen Prosedür
CREATE PROCEDURE EnCokSatanUrunleriListele
AS
BEGIN
SELECT
U.UrunAdi,
SUM(SD.Adet) AS ToplamAdet
FROM SiparisDetay SD
INNER JOIN Urun U ON SD.UrunID = U.UrunID
GROUP BY U.UrunAdi
ORDER BY ToplamAdet DESC;
END;
-- Ortalama Aylık Kârın Altındaki Satışları Listeleyen Prosedür
CREATE PROCEDURE OrtalamaAltindakiSatislar
AS
BEGIN
WITH OrtalamaKar AS (
SELECT
DATEPART(YEAR, S.Tarih) AS Yil,
DATEPART(MONTH, S.Tarih) AS Ay,
AVG(SD.Adet * (U.Fiyat - U.Maliyet)) AS Ortalama
FROM Siparis S
INNER JOIN SiparisDetay SD ON S.SiparisID = SD.SiparisID
INNER JOIN Urun U ON SD.UrunID = U.UrunID
GROUP BY DATEPART(YEAR, S.Tarih), DATEPART(MONTH, S.Tarih)
)
SELECT
S.SiparisID,
S.Tarih,
SUM(SD.Adet * (U.Fiyat - U.Maliyet)) AS Kar
FROM Siparis S
INNER JOIN SiparisDetay SD ON S.SiparisID = SD.SiparisID
INNER JOIN Urun U ON SD.UrunID = U.UrunID
GROUP BY S.SiparisID, S.Tarih
HAVING SUM(SD.Adet * (U.Fiyat - U.Maliyet)) < (SELECT AVG(Ortalama) FROM OrtalamaKar);
END;
-- Tedarik Edilen Ürünleri Listeleyen Prosedür
CREATE PROCEDURE TedarikEdilenUrunleriListele
AS
BEGIN
SELECT
T.TedarikID,
U.UrunAdi,
T.Adet,
T.TedarikTarihi,
TC.Ad AS TedarikciAdi
FROM Tedarik T
INNER JOIN Urun U ON T.UrunID = U
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