--lab manual 4

--exercise 1
-- 1
Select(rPrice * 0.1) as Maintenance from Property
--2
Select (sq_ft * 4000) as rental_price from Commercial where sq_ft > 100
--3
Select ((40 * 1500) + commision) as salary from Employee
--4

--exercise 2

--a
--number of residential
SELECT COUNT(property_code) from Residential
SELECT COUNT(comm_property_code) from Commercial
SELECT COUNT(code) from Property

--b
SELECT AVG(rPrice) as avg_rentalPrice from Property
--c
SELECT MAX(rPrice) from Property
--d
SELECT MIN(rPrice) from Property
--e
SELECT SUM(rPrice) from Property

--exercise 3
--1
SELECT COUNT(parish) from Property GROUP BY parish

--2
SELECT COUNT(code) from Property GROUP BY parish
--3
SELECT SUM(rPrice) from Property GROUP BY parish

--SELECT GETDATE()
--1
insert into Employee (empID,fname,lname,gender,date_hired,dob,parish,commision,position,email) values
(2001,'jay','carter','m','2004-08-12','1980-12-12','St.Elizabeth',0.2,'Clerk','j.carter@gmail.com');

insert into Employee (empID,fname,lname,gender,date_hired,dob,parish,commision,position,email) values
(2002,'Trish','Tardair','f','2009-07-08','1990-09-12','St.Andrew',0.2,'Clerk','t.tardair@gmail.com'),
(2003,'Cameron','Khalid','m','2012-01-09','1985-01-15','Manchester',0.2,'Clerk','c.kh@gmail.com'),
(2004,'Tammi','Bell','f','2003-11-22','1991-10-05','St.Catherine',0.2,'Clerk','t.bell@gmail.com'),
(2005,'Niklaus','Cordair','m','2017-10-05','1992-01-02','St.James',0.2,'Clerk','n.cordair@gmail.com');

insert into Employee (empID,fname,lname,gender,date_hired,dob,parish,commision,position,email) values
(2006,'walter','white','m','2017-09-12','1998-02-04','St.Andrew',0.2,'Clerk','w.white@gmail.com');
--2
SELECT * from Employee where DateDiff(year,dob,GETDATE()) > 21
--3
insert into Employee (empID,fname,lname,gender,date_hired,dob,parish,commision,position,email) values
(2007,'Tisha','Aneque','f','2017-09-11','2001-02-04','St.Andrew',0.2,'Intern','t.neque@gmail.com');

SELECT * from Employee where DateDiff(year,dob,GETDATE()) > 12 AND(DateDiff(year,dob,GETDATE()) < 18)

--4
insert into Employee (empID,fname,lname,gender,date_hired,dob,parish,commision,position,email) values
(2008,'Trina','Migo','f','2017-08-13','2001-02-28','Clarendon',0.2,'Intern','third_migo@gmail.com');

SELECT(DateDiff(year,dob,GETDATE())) as age ,fname,lname from EMPLOYEE where Month(dob) = 2 AND (DAY(dob) = 28)
--5
Select * from Employee where DateDiff(year,date_hired,GETDATE()) > 10

insert into Employee (empID,fname,lname,gender,date_hired,dob,parish,commision,position,email) values
(2009,'Kelly','Angelo','f','2007-05-28','2000-10-06','Manchester',0.2,'Intern','k.ange@gmail.com');

select fname,lname from Employee where DateDiff(year,DateADD(month,5,date_hired),GETDATE()) > 10

SELECT * from Employee where DateDiff(year,dob,'2017-09-30') >= 18 AND (DateDiff(year,date_hired,GETDATE()) > 10)

SELECT ownersID, prop_code, DateDiff(month,date_sold,GETDATE()) from Owns