Here's a copy of a script:
SET TERMOUT ON
CREATE TABLE CUSTOMER(
CID NUMBER(3) NOT NULL,
CLASTNAME VARCHAR2(25) NOT NULL,
CFIRSTNAME VARCHAR2(15) NOT NULL,
AGE NUMBER(2),
RESID_CITY VARCHAR2(30),
CONSTRAINT CUST_CID_PK PRIMARY KEY (CID));
INSERT INTO CUSTOMER VALUES (101,'BLACK','JACK', 40, 'ERIE');
INSERT INTO CUSTOMER VALUES (102,'GREEN','MARY', 25, 'CARY');
INSERT INTO CUSTOMER VALUES (103,'JONES','DAVEY', 30, 'HEMET');
INSERT INTO CUSTOMER VALUES (104,'MARTIN','STEVE', 35, 'HEMET');
INSERT INTO CUSTOMER VALUES (105,'SIMON','SAINT', 22, 'ERIE');
INSERT INTO CUSTOMER VALUES (106,'VERNON','MIKE', 60, 'CARY');
CREATE TABLE RENTCOST (
MAKE VARCHAR(15) NOT NULL,
COST NUMBER(2),
CONSTRAINT RENTCOST_MAKE_PK PRIMARY KEY (MAKE));
INSERT INTO RENTCOST VALUES ('FORD', 30);
INSERT INTO RENTCOST VALUES ('GM', 40);
INSERT INTO RENTCOST VALUES ('NISSAN', 30);
INSERT INTO RENTCOST VALUES ('TOYOTA', 20);
INSERT INTO RENTCOST VALUES ('VOLVO', 50);
CREATE TABLE CITYADJ (
CITY VARCHAR2(30) NOT NULL,
FACTOR NUMBER (2, 1),
CONSTRAINT CITYADJ_CITY_PK PRIMARY KEY (CITY));
INSERT INTO CITYADJ VALUES ('CARY', 1);
INSERT INTO CITYADJ VALUES ('ERIE', 1.1);
INSERT INTO CITYADJ VALUES ('RENO', 0.9);
INSERT INTO CITYADJ VALUES ('TAMPA', 0.8);
CREATE TABLE RENTAL (
RID NUMBER (4) NOT NULL,
CID NUMBER (3) NOT NULL,
MAKE VARCHAR2 (15) NOT NULL,
DATE_OUT DATE NOT NULL,
DATE_RETURN DATE,
PICKUP VARCHAR2 (30) NOT NULL,
RETURN VARCHAR2 (30),
COMMENTS LONG,
CONSTRAINT RENTAL_RID_PK PRIMARY KEY (RID),
CONSTRAINT RENTAL_CID_FK FOREIGN KEY (CID) REFERENCES CUSTOMER (CID),
CONSTRAINT RENTAL_MAKE_FK FOREIGN KEY (MAKE) REFERENCES RENTCOST (MAKE),
CONSTRAINT RENTAL_RETURN_FK FOREIGN KEY (RETURN) REFERENCES CITYADJ (CITY));
INSERT INTO RENTAL
VALUES (1, 101, 'FORD', '10-OCT-1994', '11-OCT-1994', 'CARY', 'CARY', NULL);
INSERT INTO RENTAL
VALUES (2, 101, 'GM', '01-NOV-1995', '04-NOV-1995', 'TAMPA', 'CARY', NULL);
INSERT INTO RENTAL
VALUES (3, 101, 'FORD', '01-JAN-1995', '03-JAN-1995', 'ERIE', 'ERIE', NULL);
INSERT INTO RENTAL
VALUES (4, 102, 'NISSAN', '07-JUL-1994', '09-JUL-1994', 'TAMPA', 'TAMPA', NULL);
INSERT INTO RENTAL
VALUES (5, 103, 'FORD', '01-JUL-1995', '05-JUL-1995', 'CARY', 'ERIE', NULL);
INSERT INTO RENTAL
VALUES (6, 103, 'GM', '01-AUG-1995', '03-AUG-1995', 'ERIE', 'ERIE', NULL);
INSERT INTO RENTAL
VALUES (7, 104, 'FORD', '01-AUG-1994', '04-AUG-1994', 'CARY', 'ERIE', NULL);
INSERT INTO RENTAL
VALUES (8, 105, 'GM', '01-SEP-1995', '02-SEP-1995', 'ERIE', 'CARY', NULL);
INSERT INTO RENTAL
VALUES (9, 106, 'TOYOTA', '02-SEP-1995', NULL, 'RENO', 'RENO', NULL);