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Author: kristian9577

05.Built-in Functions - Lab/booklibrary.sql

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+CREATE DATABASE book_library;
+USE book_library;
+
+CREATE TABLE authors (
+	id INT PRIMARY KEY AUTO_INCREMENT,
+	first_name VARCHAR(30) NOT NULL,
+	middle_name VARCHAR(30),
+	last_name VARCHAR(30) NOT NULL,
+	born DATETIME NOT NULL,
+	died DATETIME
+);
+
+INSERT INTO authors(id,first_name, middle_name, last_name, born, died) VALUES
+	(1,'Agatha', 'Mary Clarissa','Christie', '1890-09-15', '1976-01-12'),
+	(2,'William', NULL,'Shakespeare', '1564-04-26', '1616-04-23'),
+	(3,'Danielle', 'Fernandes Dominique', 'Schuelein-Steel', '1947-07-14', NULL),
+	(4,'Joanne', NULL,'Rowling' , '1965-07-31', NULL),
+	(5,'Lev', 'Nikolayevich', 'Tolstoy', '1828-09-09', '1910-11-20'),
+	(6,'Paulo', 'Coelho de', 'Souza', '1947-08-24', NULL),
+	(7,'Stephen', 'Edwin', 'King', '1947-09-21', NULL),
+	(8,'John', 'Ronald Reuel', 'Tolkien', '1892-01-03', '1973-09-02'),
+	(9,'Erika', NULL, 'Mitchell', '1963-03-07', NULL);
+	
+CREATE TABLE books (
+	id INT PRIMARY KEY AUTO_INCREMENT,
+	title VARCHAR(100) NOT NULL,
+	author_id INT NOT NULL,
+	year_of_release datetime,
+	cost DOUBLE NOT NULL,
+	CONSTRAINT fk_author_id FOREIGN KEY (author_id) REFERENCES authors(id)
+);
+
+INSERT INTO books(author_id,title, year_of_release,cost) VALUES
+	(1,'Unfinished Portrait', '1930-00-00', 15.99),
+	(1,'The Mysterious Affair at Styles', '1920-00-00',17.99),
+	(1,'The Big Four', '1927-00-00',14.99),
+	(1,'The Murder at the Vicarage', '1930-00-00',13.99),
+	(1,'The Mystery of the Blue Train', '1928-00-00',12.99),
+	(2,'Julius Caesar', '1599-00-00',11.99),
+	(2,'Timon of Athens', '1607-00-00',13.99),
+	(2,'As You Like It', '1600-00-00',18.99),
+	(2,'A Midsummer Night\'s Dream', '1595-00-00',15.99),
+	(3,'Going Home', '1973-00-00',15.99),
+	(3,'The Ring', '1980-00-00',14.99),
+	(3,'Secrets', '1985-00-00',15.99),
+	(3,'Message From Nam', '1990-00-00',13.99),
+	(4,'Career of Evil', '2015-00-00',15.99),
+	(4, 'Harry Potter and the Philosopher\'s Stone','1997-00-00',19.99),
+	(4,'Harry Potter and the Chamber of Secrets','1998-00-00',19.99),
+	(4,'Harry Potter and the Prisoner of Azkaban','1999-00-00',19.99),
+	(4,'Harry Potter and the Goblet of Fire','2000-00-00',19.99),
+	(4,'Harry Potter and the Order of the Phoenix','2003-00-00',19.99),
+	(4,'Harry Potter and the Half-Blood Prince','2005-00-00',19.99),
+	(4,'Harry Potter and the Deathly Hallows','2007-00-00',19.99),
+	(4,'Harry Potter and the Deathly Hallows','2007-00-00',15.99),
+	(5,'Anna Karenina','1877-00-00',15.99),
+	(5,'War And Peace','1869-00-00',30),
+	(5,'Boyhood','1854-00-00',15.99),
+	(6,'By the River Piedra I Sat Down and Wept','1994-00-00',15.99),
+	(6,'The Alchemist','1988-00-00',15.99),
+	(6,'The Fifth Mountain','1996-00-00',15.99),
+	(6,'The Zahir','2005-00-00',15.99),
+	(7,'Rage','1977-00-00',13.99),
+	(7,'The Dead Zone','1979-00-00',13.99),
+	(7,'It','1986-00-00',13.99),
+	(7,'It','1986-00-00',13.99),	
+	(8,'The Hobbit','1937-00-00',20.99),	
+	(8,'The Adventures of Tom Bombadil','1962-00-00',13.99),	
+	(9,'Fifty Shades of Grey','2011-00-00',13.99),	
+	(9,'Fifty Shades Darker','2012-00-00',13.99),	
+	(9,'Fifty Shades Freed','2012-00-00',13.99);

05.Built-in Functions - Lab/built_in_lab.sql

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+--    1.Find Book Titles
+SELECT title FROM books 
+WHERE SUBSTRING(title,1,3) = "The"
+ORDER BY `id`;
+
+--  2.Replace Titles
+SELECT REPLACE (`title`,'The','***')
+AS 'Title' FROM `books`
+WHERE SUBSTRING(title,1,3) = "The"
+ORDER BY `id`;
+
+-- 3.Sum Cost of All Books
+SELECT SUM(`cost`)
+FROM books;
+
+-- 4.Days Lived
+SELECT CONCAT(`first_name`,' ',`last_name`) AS 'Full Name',
+TIMESTAMPDIFF(DAY,`born`,`died`) AS `Days Lived` FROM `authors`;
+
+-- 5.Harry Potter Books
+SELECT title FROM books 
+WHERE SUBSTRING(title,1,12) = "Harry Potter"
+ORDER BY `id`;