--CREATE Database Rental_1402620;

use Rental_1402620;

CREATE TABLE Owner (

ownerID INTEGER PRIMARY KEY,
email VARCHAR(50),
phone VARCHAR(10),
street VARCHAR(50),
town VARCHAR(50),
parish VARCHAR(50)
);

Insert into Owner values

(1001, 'jansenq@gmail.com', '8765552210', '33 Clue Way',
'May Pen', 'Clarendon'),
(1002, 'devindoor@gmail.com', '8767779865', 'Baxter Street',
'Black River', 'St.Elizabeth'),
(1003, 'timronne@gmail.com', '8763314567', 'Tron Avenue',
'Montego Bay', 'St.James'),
(1004, 'ellioth@gmail.com', '8764447012', '22 Foster Road',
'Santa Cruz', 'St.Elizabeth'),
(1005, 'qbeelah@gmail.com', '8762105578', '77 Albert Road',
'Junction', 'St.Elizabeth')

INSERT into Owner (email,phone,street) VALUES ('jenmanson@gmail.com',8769980101,"Hope Way")


CREATE TABLE tenant(

TRN INTEGER PRIMARY KEY,
fName VARCHAR(20),
mNmae VARCHAR(20),
lName VARCHAR(20),
referee VARCHAR(30),
employer VARCHAR(50)
);

INSERT into tenant (fName,mNmae,lName)VALUES ('Johnn','Raviolo',"Tastee")

CREATE TABLE tenant_phone (
phone VARCHAR(10) PRIMARY KEY,
tax_rn INTEGER,
CONSTRAINT fk_tenant_phone FOREIGN KEY (tax_rn) REFERENCES tenant(TRN)

);

CREATE TABLE Property (
code INTEGER PRIMARY KEY,
dscription VARCHAR(90),
street VARCHAR(50),
town VARCHAR(50),
parish VARCHAR(50),
rPrice MONEY
);

INSERT into Owner (rPrice,town,street) VALUES (16000.00,'Liguanea','Hope Pastures')


CREATE TABLE Residential (
bdrm INTEGER,
bthrm INTEGER,
feature VARCHAR(60),
property_code INTEGER,

CONSTRAINT fk_residential FOREIGN KEY (property_code) REFERENCES property(code)

);

CREATE TABLE persona (

ID INT IDENTITY (9000,1) PRIMARY KEY,
first_name VARCHAR(20),
last_name VARCHAR(20)
);

Insert into persona (first_name,last_name)
Select fName, lName from tenant


CREATE TABLE Commercial (
sq_ft NUMERIC,
comm_property_code INTEGER,

CONSTRAINT fk_commercial FOREIGN KEY (comm_property_code) REFERENCES property(code)

);

CREATE TABLE Employee (
empID INTEGER PRIMARY KEY,
fname VARCHAR(20),
lname VARCHAR(25),
gender VARCHAR(3),
commision MONEY,
position VARCHAR(20),
email VARCHAR(50),
SupID INTEGER,

CONSTRAINT fk_EMPLOYEE FOREIGN KEY (SupID) REFERENCES Employee(empID)

);

CREATE TABLE Dependent (
name VARCHAR(50) PRIMARY KEY,
dob DATE,
employee_ID INTEGER,

CONSTRAINT fk_dependent FOREIGN KEY (employee_ID) REFERENCES Employee(empID)

);

CREATE TABLE Owns (
ownersID INTEGER,
prop_code INTEGER,
date_bought DATE PRIMARY KEY,
date_sold DATE,

CONSTRAINT fk_owns FOREIGN KEY (ownersID) REFERENCES Owner(ownerID),
CONSTRAINT fk_owns_rship FOREIGN KEY (prop_code) REFERENCES Property(code)

);

CREATE TABLE Rental (
TRN INTEGER,
code INTEGER,
rental_date DATE,
balance MONEY,
amt_collected MONEY,
empID INTEGER,

CONSTRAINT fk_rental FOREIGN KEY (TRN) REFERENCES tenant(TRN),
CONSTRAINT fk_rental2 FOREIGN KEY (code) REFERENCES Property(code),
CONSTRAINT fk_rental3 FOREIGN KEY (empID) REFERENCES Employee(empID)
);

ALTER TABLE Property
DROP COLUMN dscription;

ALTER TABLE Owner
ADD fullname VARCHAR(50);

ALTER TABLE tenant
ADD gender CHAR(1);


CREATE TABLE dummy_employee (
empID INTEGER PRIMARY KEY,
fname VARCHAR(20),
lname VARCHAR(25),
gender VARCHAR(3),
commision MONEY,
parish VARCHAR(50),
position VARCHAR(20),
email VARCHAR(50),
SupID INTEGER,

CONSTRAINT fk_dum_EMPLOYEE FOREIGN KEY (SupID) REFERENCES Employee(empID)

);

UPDATE dummy_employee SET parish = 'Kingston'

UPDATE dummy_employee SET lname = 'Wise' where lname = 'Katt'

DELETE FROM dummy_employee WHERE empID = 2550

--lab manual 3

USE Rental_1402620;

SELECT * FROM Commercial;
SELECT * FROM Dependent;
SELECT * FROM Employee;
SELECT * FROM Owner;
SELECT * FROM Owns;
SELECT * FROM Property;
SELECT * FROM Rental;
SELECT * FROM Residential;
SELECT * FROM tenant;
SELECT * FROM tenant_phone;

SELECT  email, phone FROM Owner;

SELECT * FROM Employee where commision > 15

SELECT * FROM tenant where gender = 'm'

SELECT * FROM tenant where referee = NULL OR employer = NULL

SELECT * FROM Owner where parish = 'St.Catherine' OR (parish='St.Andrew') OR (parish='Kingston')

SELECT * FROM Property where rPrice > 10000 AND parish = 'Kingston' OR (parish = 'St.Andrew')

SELECT fullname,phone FROM owner

SELECT * FROM Employee WHERE NOT (lname = 'Allen') AND (position = NULL)

SELECT * FROM Dependent ORDER BY dob DESC

SELECT fname,lname,position,gender FROM Employee ORDER BY lname DESC, fname DESC, email DESC

SELECT * FROM Property ORDER BY rPrice ASC, parish ASC

SELECT * FROM Employee where commision > 15 ORDER BY gender ASC, lname ASC, fname ASC

SELECT * FROM Property where parish LIKE 'St.%'
--ALTER TABLE Employee
--ADD parish VARCHAR(50);
--SELECT * FROM Employee WHERE NOT (parish LIKE 'St.%')

SELECT * FROM Owner WHERE email LIKE '%yahoo' OR (email LIKE '%gmail') AND NOT (parish = 'Kingston') OR NOT (parish = 'St.Andrew')

SELECT fName,mNmae,gender,employer FROM tenant WHERE gender ='f' AND(fName LIKE 'a%') ORDER BY lName
SELECT fName,mNmae,gender,employer FROM tenant WHERE gender = 'm' AND (fName LIKE '%aun') order by lName

--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