CREATE TABLE customer ( 
    customer_id serial , 
    title char(4) ,
    fname varchar(32) , 
    lname varchar(32) NOT NULL, 
    addressline varchar(64) , 
    town varchar(32) , 
    zipcode char(10) NOT NULL, 
    phone varchar(16) , 
    CONSTRAINT customer_pk PRIMARY KEY(customer_id) 
);

CREATE TABLE item ( 
    item_id serial , 
    description varchar(64) NOT NULL, 
    cost_price numeric(7,2) , 
    sell_price numeric(7,2) , 
    CONSTRAINT item_pk PRIMARY KEY(item_id) 
);

CREATE TABLE orderinfo ( 
    orderinfo_id serial , 
    customer_id integer NOT NULL, 
    date_placed date NOT NULL, 
    date_shipped date , 
    shipping numeric(7,2) , 
    CONSTRAINT orderinfo_pk PRIMARY KEY(orderinfo_id) 
); 

CREATE TABLE stock ( 
    item_id integer NOT NULL, 
    quantity integer NOT NULL, 
    CONSTRAINT stock_pk PRIMARY KEY(item_id) 
);

CREATE TABLE orderline ( 
    orderinfo_id integer NOT NULL,
    item_id integer NOT NULL, 
    quantity integer NOT NULL, 
    CONSTRAINT orderline_pk PRIMARY KEY(orderinfo_id, item_id) 
); 

CREATE TABLE barcode ( 
    barcode_ean char(13) NOT NULL, 
    item_id integer NOT NULL, 
    CONSTRAINT barcode_pk PRIMARY KEY(barcode_ean) 
);

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Miss','Jenny','Stones','27 Rowan Avenue','Hightown','NT2 1AQ','023 9876'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','Andrew','Stones','52 The Willows','Lowtown','LT5 7RA','876 3527'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Miss','Alex','Matthew','4 The Street','Nicetown','NT2 2TX','010 4567'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','Adrian','Matthew','The Barn','Yuleville','YV67 2WR','487 3871'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','Simon','Cozens','7 Shady Lane','Oakenham','OA3 6QW','514 5926'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','Neil','Matthew','5 Pasture Lane','Nicetown','NT3 7RT','267 1232'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','Richard','Stones','34 Holly Way','Bingham','BG4 2WE','342 5982'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mrs','Ann','Stones','34 Holly Way','Bingham','BG4 2WE','342 5982'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mrs','Christine','Hickman','36 Queen Street','Histon','HT3 5EM','342 5432'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','Mike','Howard','86 Dysart Street','Tibsville','TB3 7FG','505 5482'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','Dave','Jones','54 Vale Rise','Bingham','BG3 8GD','342 8264'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','Richard','Neill','42 Thatched Way','Winersby','WB3 6GQ','505 6482'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mrs','Laura','Hardy','73 Margarita Way','Oxbridge','OX2 3HX','821 2335'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','Bill','O\'Neill','2 Beamer Street','Welltown','WT3 8GM','435 1234'); 

INSERT INTO customer(title, fname, lname, addressline, town, zipcode, phone) 
VALUES('Mr','David','Hudson','4 The Square','Milltown','MT2 6RT','961 4526');

INSERT INTO item(description, cost_price, sell_price) VALUES('Wood Puzzle', 15.23, 21.95); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Rubik Cube', 7.45, 11.49); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Linux CD', 1.99, 2.49); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Tissues', 2.11, 3.99); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Picture Frame', 7.54, 9.95); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Fan Small', 9.23, 15.75); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Fan Large', 13.36, 19.95); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Toothbrush', 0.75, 1.45); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Roman Coin', 2.34, 2.45); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Carrier Bag', 0.01, 0.0); 

INSERT INTO item(description, cost_price, sell_price) VALUES('Speakers', 19.73, 25.32);

INSERT INTO orderinfo(customer_id, date_placed, date_shipped, shipping) 
VALUES(3,'03-13-2000','03-17-2000', 2.99); 

INSERT INTO orderinfo(customer_id, date_placed, date_shipped, shipping) 
VALUES(8,'06-23-2000','06-24-2000', 0.00); 

INSERT INTO orderinfo(customer_id, date_placed, date_shipped, shipping) 
VALUES(15,'09-02-2000','09-12-2000', 3.99); 

INSERT INTO orderinfo(customer_id, date_placed, date_shipped, shipping) 
VALUES(13,'09-03-2000','09-10-2000', 2.99); 

INSERT INTO orderinfo(customer_id, date_placed, date_shipped, shipping) 
VALUES(8,'07-21-2000','07-24-2000', 0.00);

INSERT INTO stock(item_id, quantity) VALUES(1,12); 

INSERT INTO stock(item_id, quantity) VALUES(2,2);

INSERT INTO stock(item_id, quantity) VALUES(4,8); 

INSERT INTO stock(item_id, quantity) VALUES(5,3); 

INSERT INTO stock(item_id, quantity) VALUES(7,8); 

INSERT INTO stock(item_id, quantity) VALUES(8,18); 

INSERT INTO stock(item_id, quantity) VALUES(10,1);

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(1, 4, 1); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(1, 7, 1); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(1, 9, 1); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(2, 1, 1); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(2, 10, 1); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(2, 7, 2); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(2, 4, 2); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(3, 2, 1); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(3, 1, 1); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(4, 5, 2); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(5, 1, 1); 

INSERT INTO orderline(orderinfo_id, item_id, quantity) VALUES(5, 3, 1);

INSERT INTO barcode(barcode_ean, item_id) VALUES('6241527836173', 1); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('6241574635234', 2); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('6264537836173', 3); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('6241527746363', 3); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('7465743843764', 4); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('3453458677628', 5); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('6434564564544', 6); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('8476736836876', 7); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('6241234586487', 8); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('9473625532534', 8);

INSERT INTO barcode(barcode_ean, item_id) VALUES('9473627464543', 8); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('4587263646878', 9); 

INSERT INTO barcode(barcode_ean, item_id) VALUES('9879879837489', 11);

INSERT INTO barcode(barcode_ean, item_id) VALUES('2239872376872', 11);

DROP TABLE barcode; 
DROP TABLE orderline; 
DROP TABLE stock; 
DROP TABLE orderinfo; 
DROP TABLE item; 
DROP TABLE customer; 
DROP SEQUENCE customer_customer_id_seq; 
DROP SEQUENCE item_item_id_seq; 
DROP SEQUENCE orderinfo_orderinfo_id_seq;