Exam_1, Sql Server

Exam_1

--Sql Server 2014 Express Edition
--Batches are separated by 'go'

CREATE TABLE Department(
DeptID int IDENTITY PRIMARY KEY NOT NULL,
DepartmentName varchar(255),    
);

CREATE TABLE Country(
ID int IDENTITY PRIMARY KEY NOT NULL,
Country varchar(255),
RetirementAge int    
);

CREATE TABLE Employee(
EmployeeID int IDENTITY PRIMARY KEY NOT NULL,
DeptID int FOREIGN KEY REFERENCES Department(DeptID),
CountryID int FOREIGN KEY REFERENCES Country(ID),
EmployeeName varchar(255),
EmployeeAge int    
);
go
INSERT INTO Department(DepartmentName)
VALUES ('IT'),('Marketing'),('Sales'),('HR');

INSERT INTO Country(Country,RetirementAge)
VALUES ('IN',65),('RU',55),('CH',70),('NE',65);

SELECT * FROM Department;
SELECT * FROM Country;

INSERT INTO Employee(DeptID,CountryID,EmployeeName,EmployeeAge)
VALUES(1,1,'Neerad',25),(1,1,'Shivam',26),(4,2,'Sasha',24),(2,1,'Harsh',27),(1,3,'Xing',23),(3,4,'Siman',70);
SELECT * FROM Employee;
go
SELECT EmployeeName FROM Employee WHERE EmployeeAge IN (SELECT RetirementAge FROM Country);


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