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USE QL_SINHVIEN
CREATE TABLE KHOA
(
MAKHOA VARCHAR(5),
TENKHOA NVARCHAR(20) NOT NULL,
PRIMARY KEY (MAKHOA)
)
CREATE TABLE LOP
(
MALOP VARCHAR(10),
TENLOP NVARCHAR (30) NOT NULL,
MAKHOA VARCHAR(5),
PRIMARY KEY (MALOP),
FOREIGN KEY (MAKHOA) REFERENCES KHOA(MAKHOA)
ON UPDATE CASCADE
)
CREATE TABLE GIANGVIEN
(
MAGV VARCHAR(15),
HOTEN NVARCHAR(30) NOT NULL,
CHUYENNGANH NVARCHAR(30) NOT NULL,
MAKHOA VARCHAR(5),
PRIMARY KEY(MAGV),
FOREIGN KEY (MAKHOA) REFERENCES KHOA(MAKHOA)
ON UPDATE CASCADE
)
CREATE TABLE SINHVIEN
(
MASV VARCHAR(15),
HOTEN NVARCHAR(30) NOT NULL,
GIOITINH NVARCHAR(3) NOT NULL,
NGAYSINH DATE NOT NULL,
MALOP VARCHAR(10),
PRIMARY KEY(MASV),
FOREIGN KEY(MALOP) REFERENCES LOP(MALOP)
ON UPDATE CASCADE
)
CREATE TABLE MONHOC
(
MAMH VARCHAR(10),
TENMH NVARCHAR(25) NOT NULL,
SOGIO INT CHECK(SOGIO>=30),
PRIMARY KEY(MAMH)
)
CREATE TABLE PHANCONG
(
MALOP VARCHAR(8),
MAMH VARCHAR(10),
MAGV VARCHAR(15),
PRIMARY KEY(MALOP,MAMH,MAGV),
FOREIGN KEY (MALOP) REFERENCES LOP(MALOP)
ON UPDATE CASCADE,
FOREIGN KEY (MAMH) REFERENCES MONHOC(MAMH)
ON UPDATE CASCADE,
FOREIGN KEY (MAGV) REFERENCES GIANGVIEN(MAGV)
ON UPDATE CASCADE
)
CREATE TABLE DIEMTHANHPHAN
(
MASV VARCHAR(11),
MAMH VARCHAR(10),
LANTHI INT,
DIEMTHI DECIMAL,
PRIMARY KEY(MASV,LANTHI,MAMH),
FOREIGN KEY (MASV) REFERENCES SINHVIEN(MASV)
ON UPDATE CASCADE,
FOREIGN KEY (MAMH) REFERENCES MONHOC(MAMH)
ON UPDATE CASCADE
)
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