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Lab 3 Databases, Sql practice for the lab exams
CREATE TABLE authors
(
au_id CHAR(3) NOT NULL,
au_fname VARCHAR(15) NOT NULL,
au_lname VARCHAR(15) NOT NULL,
phone VARCHAR(12) ,
address VARCHAR(20) ,
city VARCHAR(15) ,
state CHAR(2) ,
zip CHAR(5) ,
CONSTRAINT pk_authors PRIMARY KEY (au_id)
);
CREATE TABLE publishers
(
pub_id CHAR(3) NOT NULL,
pub_name VARCHAR(20) NOT NULL,
city VARCHAR(15) NOT NULL,
state CHAR(2) ,
country VARCHAR(15) NOT NULL,
CONSTRAINT pk_publishers PRIMARY KEY (pub_id)
);
CREATE TABLE titles
(
title_id CHAR(3) NOT NULL,
title_name VARCHAR(40) NOT NULL,
type VARCHAR(10) ,
pub_id CHAR(3) NOT NULL,
pages INTEGER ,
price DECIMAL(5,2) ,
sales INTEGER ,
pubdate DATE ,
contract SMALLINT NOT NULL,
CONSTRAINT pk_titles PRIMARY KEY (title_id)
);
CREATE TABLE title_authors
(
title_id CHAR(3) NOT NULL,
au_id CHAR(3) NOT NULL,
au_order SMALLINT NOT NULL,
royalty_share DECIMAL(5,2) NOT NULL,
CONSTRAINT pk_title_authors PRIMARY KEY (title_id, au_id)
);
CREATE TABLE royalties
(
title_id CHAR(3) NOT NULL,
advance DECIMAL(9,2) ,
royalty_rate DECIMAL(5,2) ,
CONSTRAINT pk_royalties PRIMARY KEY (title_id)
);
ALTER TABLE titles
ADD CONSTRAINT titles_publishers_fk
FOREIGN KEY (pub_id)
REFERENCES publishers (pub_id);
ALTER TABLE title_authors
ADD CONSTRAINT title_authors_titles_fk
FOREIGN KEY (title_id)
REFERENCES titles (title_id);
ALTER TABLE title_authors
ADD CONSTRAINT title_authors_authors_fk
FOREIGN KEY (au_id)
REFERENCES authors (au_id);
ALTER TABLE royalties
ADD CONSTRAINT royalties_titles_fk
FOREIGN KEY (title_id)
REFERENCES titles (title_id);
INSERT INTO authors VALUES('A01','Sarah','Buchman','718-496-7223',
'75 West 205 St','Bronx','NY','10468');
INSERT INTO authors VALUES('A02','Wendy','Heydemark','303-986-7020',
'2922 Baseline Rd','Boulder','CO','80303');
INSERT INTO authors VALUES('A03','Hallie','Hull','415-549-4278',
'3800 Waldo Ave, #14F','San Francisco','CA','94123');
INSERT INTO authors VALUES('A04','Klee','Hull','415-549-4278',
'3800 Waldo Ave, #14F','San Francisco','CA','94123');
INSERT INTO authors VALUES('A05','Christian','Kells','212-771-4680',
'114 Horatio St','New York','NY','10014');
INSERT INTO authors VALUES('A06','','Kellsey','650-836-7128',
'390 Serra Mall','Palo Alto','CA','94305');
INSERT INTO authors VALUES('A07','Paddy','O''Furniture','941-925-0752',
'1442 Main St','Sarasota','FL','34236');
INSERT INTO publishers VALUES('P01','Abatis Publishers','New York','NY','USA');
INSERT INTO publishers VALUES('P02','Core Dump Books','San Francisco','CA','USA');
INSERT INTO publishers VALUES('P03','Schadenfreude Press','Hamburg',NULL,'Germany');
INSERT INTO publishers VALUES('P04','Tenterhooks Press','Berkeley','CA','USA');
INSERT INTO titles VALUES('T01','1977!','history','P01',
107,21.99,566,'2014-08-01',1);
INSERT INTO titles VALUES('T02','200 Years of German Humor','history','P03',
14,19.95,9566,'2012-04-01',1);
INSERT INTO titles VALUES('T03','Ask Your System Administrator','computer','P02',
1226,39.95,25667,'2014-09-01',1);
INSERT INTO titles VALUES('T04','But I Did It Unconsciously','psychology','P04',
510,12.99,13001,'2013-05-31',1);
INSERT INTO titles VALUES('T05','Exchange of Platitudes','psychology','P04',
201,6.95,201440,'2015-01-01',1);
INSERT INTO titles VALUES('T06','How About Never?','biography','P01',
473,19.95,11320,'2014-07-31',1);
INSERT INTO titles VALUES('T07','I Blame My Mother','biography','P03',
333,23.95,1500200,'2013-10-01',1);
INSERT INTO titles VALUES('T08','Just Wait Until After School','children','P04',
86,10.00,4095,'2015-06-01',1);
INSERT INTO titles VALUES('T09','Kiss My Boo-Boo','children','P04',
22,13.95,5000,'2016-05-31',1);
INSERT INTO titles VALUES('T10','Not Without My Faberge Egg','biography','P01',
NULL,NULL,NULL,NULL,0);
INSERT INTO titles VALUES('T11','Perhaps It''s a Glandular Problem','psychology','P04',
826,7.99,94123,'2014-11-30',1);
INSERT INTO titles VALUES('T12','Spontaneous, Not Annoying','biography','P01',
507,12.99,100001,'2014-08-31',1);
INSERT INTO titles VALUES('T13','What Are The Civilian Applications?','history','P03',
802,29.99,10467,'2013-05-31',1);
INSERT INTO title_authors VALUES('T01','A01',1,1.0);
INSERT INTO title_authors VALUES('T02','A01',1,1.0);
INSERT INTO title_authors VALUES('T03','A05',1,1.0);
INSERT INTO title_authors VALUES('T04','A03',1,0.6);
INSERT INTO title_authors VALUES('T04','A04',2,0.4);
INSERT INTO title_authors VALUES('T05','A04',1,1.0);
INSERT INTO title_authors VALUES('T06','A02',1,1.0);
INSERT INTO title_authors VALUES('T07','A02',1,0.5);
INSERT INTO title_authors VALUES('T07','A04',2,0.5);
INSERT INTO title_authors VALUES('T08','A06',1,1.0);
INSERT INTO title_authors VALUES('T09','A06',1,1.0);
INSERT INTO title_authors VALUES('T10','A02',1,1.0);
INSERT INTO title_authors VALUES('T11','A03',2,0.3);
INSERT INTO title_authors VALUES('T11','A04',3,0.3);
INSERT INTO title_authors VALUES('T11','A06',1,0.4);
INSERT INTO title_authors VALUES('T12','A02',1,1.0);
INSERT INTO title_authors VALUES('T13','A01',1,1.0);
INSERT INTO royalties VALUES('T01',10000,0.05);
INSERT INTO royalties VALUES('T02',1000,0.06);
INSERT INTO royalties VALUES('T03',15000,0.07);
INSERT INTO royalties VALUES('T04',20140,0.08);
INSERT INTO royalties VALUES('T05',100000,0.09);
INSERT INTO royalties VALUES('T06',20140,0.08);
INSERT INTO royalties VALUES('T07',1000000,0.11);
INSERT INTO royalties VALUES('T08',0,0.04);
INSERT INTO royalties VALUES('T09',0,0.05);
INSERT INTO royalties VALUES('T10',NULL,NULL);
INSERT INTO royalties VALUES('T11',100000,0.07);
INSERT INTO royalties VALUES('T12',50000,0.09);
INSERT INTO royalties VALUES('T13',20140,0.06);
SELECT * from authors;
SELECT * from titles;
SELECT * from publishers;
SELECT * from title_authors;
SELECT * from royalties;
/* Insert answer code here, on question 22 */
/* Last Name starts with H */
select * from authors where au_lname LIKE '%H%';
/* Title between July and August */
select * from titles where pubdate between '2014-07-15' and '2014-08-15';
/* Find T04,T0... */
select * from titles where title_id = 'T01' or title_id = 'T04' or title_id = 'T07';
/* display authors alphabetized by city */
select * from authors ORDER BY city ASC, state ASC;
/* find books more than 20 */
select title_name, price from titles where price > 20;
/* find title and num pages from books that sold 5000 copies */
select title_name, pages from titles where sales > 5000;
/* titles of books by core dump */
select title_name from titles where pub_id = (select pub_id from publishers where pub_name = 'Core Dump Books');
/* titles of books not by core dump */
select title_name from titles where pub_id != (select pub_id from publishers where pub_name = 'Core Dump Books');
/* types of books, distinct doesnt show duplicate rows */
select distinct type from titles;
/* publisher name in August */
select distinct pub_name from (publishers inner join titles on publishers.pub_id = titles.pub_id) where pubdate between '2014-08-01' and '2014-08-31';
/* Authors in the same state as THEIR publishers */
select distinct authors.au_fname, authors.au_lname from (authors inner join title_authors on authors.au_id = title_authors.au_id
inner join titles on titles.title_id = title_authors.title_id
inner join publishers on titles.pub_id = publishers.pub_id)
where authors.state = publishers.state;
/* Authors NOT in the same state as THEIR publishers */
select distinct authors.au_fname, authors.au_lname from (authors inner join title_authors on authors.au_id = title_authors.au_id
inner join titles on titles.title_id = title_authors.title_id
inner join publishers on titles.pub_id = publishers.pub_id)
where authors.state != publishers.state;
/* Authors who wrote history books */
select distinct authors.au_fname, authors.au_lname, titles.Title_Name from (authors inner join title_authors on authors.au_id = title_authors.au_id
inner join titles on titles.title_id = title_authors.title_id)
where titles.type = 'history';
/* Publisher name of titles who srtart with e */
select distinct publishers.pub_name from (publishers inner join titles on publishers.pub_id = titles.pub_id)
where title_name LIKE '%E%';
/* Find all books and authors by Schanfendre Press */
select distinct titles.title_name, authors.au_fname, authors.au_lname from (authors inner join title_authors on authors.au_id = title_authors.au_id
inner join titles on titles.title_id = title_authors.title_id
inner join publishers on titles.pub_id = publishers.pub_id)
where publishers.pub_name = 'Schadenfreude Press';
/* List the authors and titles and all the advances paid for all books. Assume that the author receives the
percentage of the advance indicated by their share of the royalties.
Include books that have not had any advances paid. (17) */
select distinct authors.au_fname, authors.au_lname, titles.title_name, royalties.advance from (authors inner join title_authors on authors.au_id = title_authors.au_id
inner join titles on titles.title_id = title_authors.title_id
inner join royalties on royalties.title_id = titles.title_id);
/* How many books published by each publisher */
select pub_name, count(*) as bookPerPublisher from (publishers inner join titles on publishers.pub_id = titles.pub_id) group by pub_name;
/* How many books were published by each publisher where the number of books published is greater than 2. (3)*/
select pub_name, count(*) as bookPerPublisher from (publishers inner join titles on publishers.pub_id = titles.pub_id) group by pub_name HAVING count(*) > 2;
/* What is the highest advance paid for a book. */
select MAX(advance) as advances from (titles inner join royalties on titles.title_id = royalties.title_id);
/* What is the average royalty paid. */
select AVG(royalty_rate * advance) as royalty from (titles inner join royalties on titles.title_id = royalties.title_id);
/* List the total royalties paid out for each book. */
select title_name, royalty_rate from (titles inner join royalties on titles.title_id = royalties.title_id);
/* What is the total money paid out to each author to date (include advances). */
select au_fname, au_lname,
SUM((titles.price * titles.sales * royalties.royalty_rate * title_authors.royalty_share) + advance) as totalRoyalties from
(authors inner join title_authors on authors.au_id = title_authors.au_id
inner join titles on title_authors.title_id = titles.title_id
inner join royalties on titles.title_id = royalties.title_id)
group by au_fname, au_lname;
/* How many authors live in each state */
select state, count(*) as perstate from authors group by state;
/* How many books written by each author, display higheset number first */
select au_fname, au_lname, count(*) as numbooks from (
authors inner join title_authors on authors.au_id = title_authors.au_id
inner join titles on title_authors.title_id = titles.title_id)
group by au_fname, au_lname
order by numbooks DESC;
/*Find the first name and last name of all authors who live in the same state as Sarah Buchman.*/
select au_fname, au_lname, state from authors where state = (select state from authors where au_fname = 'Sarah' AND au_lname = 'Buchman');
/*Find the title of all books that have less pages than "I Blame my Mother"*/
select title_name from titles where pages < (select pages from titles where title_name = 'I Blame My Mother');
/*Find the books that pay out a lower royalty rate than "Ask Your System Administrator"*/
select title_name from titles NATURAL JOIN royalties where royalty_rate < (select royalty_rate from
royalties NATURAL JOIN titles where title_name = 'Ask Your System Administrator');
/*What is the title and price of the lowest priced book?*/
select title_name, price from titles where price = (select min(price) from titles);
/*Find the publishers of all books that are the same type as "How About Never?"*/
select distinct title_name, type, pub_name from publishers natural join titles where type = (select type from titles where title_name = 'How About Never?');
/*List all city and states where we do business -- where we have authors or publishers. Identify each row as either an author or a publisher.*/
select city, state, 'Authors' as "Business" from authors UNION select
city, state, 'Publishers' as "Business" from publishers;
/*List the states (in alphabetical order) in which we have both authors and publishers*/
select state from authors INTERSECT select state from publishers ORDER BY state;
select DISTINCT state from publishers INTERSECT select state from authors ORDER by state;
OR
select state from publishers where state in (select state from authors order by state);
/*Find the list of all authors who have not been published*/
select au_fname , au_lname FROM authors LEFT OUTER JOIN title_authors on authors.au_id = title_authors.au_id where title_id is null;
/*List the titles (in alphabetical order) of all books that were not published during 2014*/
select title_name from titles where pubdate > '2014-12-31' or pubdate < '2014-01-01' order by title_name;
/* End Answer Code */
ALTER TABLE titles
DROP CONSTRAINT titles_publishers_fk;
ALTER TABLE title_authors
DROP CONSTRAINT title_authors_titles_fk;
ALTER TABLE title_authors
DROP CONSTRAINT title_authors_authors_fk;
ALTER TABLE royalties
DROP CONSTRAINT royalties_titles_fk;
DROP TABLE authors;
DROP TABLE titles;
DROP TABLE publishers;
DROP TABLE title_authors;
DROP TABLE royalties;
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