SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0;
SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0;
SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='TRADITIONAL';

CREATE SCHEMA IF NOT EXISTS `sakila` ;
USE `sakila`;

-- -----------------------------------------------------
-- Table `sakila`.`actor`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`actor` (
  `actor_id` SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `first_name` VARCHAR(45) NOT NULL ,
  `last_name` VARCHAR(45) NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`actor_id`) ,
  INDEX `idx_actor_last_name` (`last_name` ASC) )
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`country`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`country` (
  `country_id` SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `country` VARCHAR(50) NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`country_id`) )
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`city`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`city` (
  `city_id` SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `city` VARCHAR(50) NOT NULL ,
  `country_id` SMALLINT UNSIGNED NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`city_id`) ,
  INDEX `idx_fk_country_id` (`country_id` ASC) ,
  CONSTRAINT `fk_city_country`
    FOREIGN KEY (`country_id` )
    REFERENCES `sakila`.`country` (`country_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`address`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`address` (
  `address_id` SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `address` VARCHAR(50) NOT NULL ,
  `address2` VARCHAR(50) NULL DEFAULT NULL ,
  `district` VARCHAR(20) NOT NULL ,
  `city_id` SMALLINT UNSIGNED NOT NULL ,
  `postal_code` VARCHAR(10) NULL DEFAULT NULL ,
  `phone` VARCHAR(20) NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`address_id`) ,
  INDEX `idx_fk_city_id` (`city_id` ASC) ,
  CONSTRAINT `fk_address_city`
    FOREIGN KEY (`city_id` )
    REFERENCES `sakila`.`city` (`city_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`category`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`category` (
  `category_id` TINYINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `name` VARCHAR(25) NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`category_id`) )
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`staff`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`staff` (
  `staff_id` TINYINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `first_name` VARCHAR(45) NOT NULL ,
  `last_name` VARCHAR(45) NOT NULL ,
  `address_id` SMALLINT UNSIGNED NOT NULL ,
  `picture` BLOB NULL DEFAULT NULL ,
  `email` VARCHAR(50) NULL DEFAULT NULL ,
  `store_id` TINYINT UNSIGNED NOT NULL ,
  `active` TINYINT(1) NOT NULL DEFAULT TRUE ,
  `username` VARCHAR(16) NOT NULL ,
  `password` VARCHAR(40) BINARY NULL DEFAULT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`staff_id`) ,
  INDEX `idx_fk_store_id` (`store_id` ASC) ,
  INDEX `idx_fk_address_id` (`address_id` ASC) ,
  CONSTRAINT `fk_staff_store`
    FOREIGN KEY (`store_id` )
    REFERENCES `sakila`.`store` (`store_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_staff_address`
    FOREIGN KEY (`address_id` )
    REFERENCES `sakila`.`address` (`address_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`store`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`store` (
  `store_id` TINYINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `manager_staff_id` TINYINT UNSIGNED NOT NULL ,
  `address_id` SMALLINT UNSIGNED NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`store_id`) ,
  UNIQUE INDEX `idx_unique_manager` (`manager_staff_id` ASC) ,
  INDEX `idx_fk_address_id` (`address_id` ASC) ,
  CONSTRAINT `fk_store_staff`
    FOREIGN KEY (`manager_staff_id` )
    REFERENCES `sakila`.`staff` (`staff_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_store_address`
    FOREIGN KEY (`address_id` )
    REFERENCES `sakila`.`address` (`address_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`customer`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`customer` (
  `customer_id` SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `store_id` TINYINT UNSIGNED NOT NULL ,
  `first_name` VARCHAR(45) NOT NULL ,
  `last_name` VARCHAR(45) NOT NULL ,
  `email` VARCHAR(50) NULL DEFAULT NULL ,
  `address_id` SMALLINT UNSIGNED NOT NULL ,
  `active` TINYINT(1) NOT NULL DEFAULT TRUE ,
  `create_date` DATETIME NOT NULL ,
  `last_update` TIMESTAMP NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`customer_id`) ,
  INDEX `idx_fk_store_id` (`store_id` ASC) ,
  INDEX `idx_fk_address_id` (`address_id` ASC) ,
  INDEX `idx_last_name` (`last_name` ASC) ,
  CONSTRAINT `fk_customer_address`
    FOREIGN KEY (`address_id` )
    REFERENCES `sakila`.`address` (`address_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_customer_store`
    FOREIGN KEY (`store_id` )
    REFERENCES `sakila`.`store` (`store_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8
COMMENT = 'Table storing all customers. Holds foreign keys to the address table and the store table where this customer is registered.\n\nBasic information about the customer like first and last name are stored in the table itself. Same for the date the record was created and when the information was last updated.';


-- -----------------------------------------------------
-- Table `sakila`.`language`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`language` (
  `language_id` TINYINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `name` CHAR(20) NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`language_id`) )
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`film`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`film` (
  `film_id` SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `title` VARCHAR(255) NOT NULL ,
  `description` TEXT NULL DEFAULT NULL ,
  `release_year` YEAR NULL DEFAULT NULL ,
  `language_id` TINYINT UNSIGNED NOT NULL ,
  `original_language_id` TINYINT UNSIGNED NULL DEFAULT NULL ,
  `rental_duration` TINYINT UNSIGNED NOT NULL DEFAULT 3 ,
  `rental_rate` DECIMAL(4,2) NOT NULL DEFAULT 4.99 ,
  `length` SMALLINT UNSIGNED NULL DEFAULT NULL ,
  `replacement_cost` DECIMAL(5,2) NOT NULL DEFAULT 19.99 ,
  `rating` ENUM('G','PG','PG-13','R','NC-17') NULL DEFAULT 'G' ,
  `special_features` SET('Trailers','Commentaries','Deleted Scenes','Behind the Scenes') NULL DEFAULT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  INDEX `idx_title` (`title` ASC) ,
  INDEX `idx_fk_language_id` (`language_id` ASC) ,
  INDEX `idx_fk_original_language_id` (`original_language_id` ASC) ,
  PRIMARY KEY (`film_id`) ,
  CONSTRAINT `fk_film_language`
    FOREIGN KEY (`language_id` )
    REFERENCES `sakila`.`language` (`language_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_film_language_original`
    FOREIGN KEY (`original_language_id` )
    REFERENCES `sakila`.`language` (`language_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`film_actor`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`film_actor` (
  `actor_id` SMALLINT UNSIGNED NOT NULL ,
  `film_id` SMALLINT UNSIGNED NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`actor_id`, `film_id`) ,
  INDEX `idx_fk_film_id` (`film_id` ASC) ,
  CONSTRAINT `fk_film_actor_actor`
    FOREIGN KEY (`actor_id` )
    REFERENCES `sakila`.`actor` (`actor_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_film_actor_film`
    FOREIGN KEY (`film_id` )
    REFERENCES `sakila`.`film` (`film_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`film_category`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`film_category` (
  `film_id` SMALLINT UNSIGNED NOT NULL ,
  `category_id` TINYINT UNSIGNED NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`film_id`, `category_id`) ,
  INDEX `fk_film_category_category` (`category_id` ASC) ,
  CONSTRAINT `fk_film_category_film`
    FOREIGN KEY (`film_id` )
    REFERENCES `sakila`.`film` (`film_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_film_category_category`
    FOREIGN KEY (`category_id` )
    REFERENCES `sakila`.`category` (`category_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`inventory`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`inventory` (
  `inventory_id` MEDIUMINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `film_id` SMALLINT UNSIGNED NOT NULL ,
  `store_id` TINYINT UNSIGNED NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`inventory_id`) ,
  INDEX `idx_fk_film_id` (`film_id` ASC) ,
  INDEX `idx_store_id_film_id` (`store_id` ASC, `film_id` ASC) ,
  CONSTRAINT `fk_inventory_store`
    FOREIGN KEY (`store_id` )
    REFERENCES `sakila`.`store` (`store_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_inventory_film`
    FOREIGN KEY (`film_id` )
    REFERENCES `sakila`.`film` (`film_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`film_text`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`film_text` (
  `film_id` SMALLINT UNSIGNED NOT NULL ,
  `title` VARCHAR(255) NOT NULL ,
  `description` TEXT NULL DEFAULT NULL ,
  PRIMARY KEY (`film_id`) ,
  FULLTEXT INDEX `idx_title_description` (`title` ASC, `description` ASC) ,
  INDEX `fk_film_text` (`film_id` ASC) ,
  CONSTRAINT `fk_film_text`
    FOREIGN KEY (`film_id` )
    REFERENCES `sakila`.`inventory` (`film_id` )
    ON DELETE NO ACTION
    ON UPDATE NO ACTION)
ENGINE = InnoDB;


-- -----------------------------------------------------
-- Table `sakila`.`rental`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`rental` (
  `rental_id` INT NOT NULL AUTO_INCREMENT ,
  `rental_date` DATETIME NOT NULL ,
  `inventory_id` MEDIUMINT UNSIGNED NOT NULL ,
  `customer_id` SMALLINT UNSIGNED NOT NULL ,
  `return_date` DATETIME NULL DEFAULT NULL ,
  `staff_id` TINYINT UNSIGNED NOT NULL ,
  `last_update` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`rental_id`) ,
  UNIQUE INDEX (`rental_date` ASC, `inventory_id` ASC, `customer_id` ASC) ,
  INDEX `idx_fk_inventory_id` (`inventory_id` ASC) ,
  INDEX `idx_fk_customer_id` (`customer_id` ASC) ,
  INDEX `idx_fk_staff_id` (`staff_id` ASC) ,
  CONSTRAINT `fk_rental_staff`
    FOREIGN KEY (`staff_id` )
    REFERENCES `sakila`.`staff` (`staff_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_rental_inventory`
    FOREIGN KEY (`inventory_id` )
    REFERENCES `sakila`.`inventory` (`inventory_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_rental_customer`
    FOREIGN KEY (`customer_id` )
    REFERENCES `sakila`.`customer` (`customer_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Table `sakila`.`payment`
-- -----------------------------------------------------
CREATE  TABLE IF NOT EXISTS `sakila`.`payment` (
  `payment_id` SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT ,
  `customer_id` SMALLINT UNSIGNED NOT NULL ,
  `staff_id` TINYINT UNSIGNED NOT NULL ,
  `rental_id` INT NULL DEFAULT NULL ,
  `amount` DECIMAL(5,2) NOT NULL ,
  `payment_date` DATETIME NOT NULL ,
  `last_update` TIMESTAMP NULL DEFAULT CURRENT_TIMESTAMP ,
  PRIMARY KEY (`payment_id`) ,
  INDEX `idx_fk_staff_id` (`staff_id` ASC) ,
  INDEX `idx_fk_customer_id` (`customer_id` ASC) ,
  INDEX `fk_payment_rental` (`rental_id` ASC) ,
  CONSTRAINT `fk_payment_rental`
    FOREIGN KEY (`rental_id` )
    REFERENCES `sakila`.`rental` (`rental_id` )
    ON DELETE SET NULL
    ON UPDATE CASCADE,
  CONSTRAINT `fk_payment_customer`
    FOREIGN KEY (`customer_id` )
    REFERENCES `sakila`.`customer` (`customer_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE,
  CONSTRAINT `fk_payment_staff`
    FOREIGN KEY (`staff_id` )
    REFERENCES `sakila`.`staff` (`staff_id` )
    ON DELETE RESTRICT
    ON UPDATE CASCADE)
ENGINE = InnoDB
DEFAULT CHARACTER SET = utf8;


-- -----------------------------------------------------
-- Placeholder table for view `sakila`.`customer_list`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `sakila`.`customer_list` (`id` INT);

-- -----------------------------------------------------
-- Placeholder table for view `sakila`.`film_list`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `sakila`.`film_list` (`id` INT);

-- -----------------------------------------------------
-- Placeholder table for view `sakila`.`nicer_but_slower_film_list`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `sakila`.`nicer_but_slower_film_list` (`id` INT);

-- -----------------------------------------------------
-- Placeholder table for view `sakila`.`staff_list`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `sakila`.`staff_list` (`id` INT);

-- -----------------------------------------------------
-- Placeholder table for view `sakila`.`sales_by_store`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `sakila`.`sales_by_store` (`id` INT);

-- -----------------------------------------------------
-- Placeholder table for view `sakila`.`sales_by_film_category`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `sakila`.`sales_by_film_category` (`id` INT);

-- -----------------------------------------------------
-- Placeholder table for view `sakila`.`actor_info`
-- -----------------------------------------------------
CREATE TABLE IF NOT EXISTS `sakila`.`actor_info` (`id` INT);

DELIMITER //
//


CREATE PROCEDURE `sakila`.`rewards_report` ()
BEGIN

END //
//
CREATE PROCEDURE `sakila`.`get_customer_balance` ()
BEGIN

END //
//
CREATE PROCEDURE `sakila`.`film_in_stock` ()
BEGIN

END //
//


CREATE PROCEDURE `sakila`.`film_not_in_stock`(IN p_film_id INT, IN p_store_id INT, OUT p_film_count INT)
READS SQL DATA
BEGIN
     SELECT inventory_id
     FROM inventory
     WHERE film_id = p_film_id
     AND store_id = p_store_id
     AND NOT inventory_in_stock(inventory_id);

     SELECT FOUND_ROWS() INTO p_film_count;
END //
//


CREATE PROCEDURE `sakila`.`inventory_held_by_customer` ()
BEGIN

END //
//


CREATE FUNCTION `sakila`.`inventory_in_stock`(p_inventory_id INT) RETURNS BOOLEAN
READS SQL DATA
BEGIN
    DECLARE v_rentals INT;
    DECLARE v_out     INT;

    #AN ITEM IS IN-STOCK IF THERE ARE EITHER NO ROWS IN THE rental TABLE
    #FOR THE ITEM OR ALL ROWS HAVE return_date POPULATED

    SELECT COUNT(*) INTO v_rentals
    FROM rental
    WHERE inventory_id = p_inventory_id;

    IF v_rentals = 0 THEN
      RETURN TRUE;
    END IF;

    SELECT COUNT(rental_id) INTO v_out
    FROM inventory LEFT JOIN rental USING(inventory_id)
    WHERE inventory.inventory_id = p_inventory_id
    AND rental.return_date IS NULL;

    IF v_out > 0 THEN
      RETURN FALSE;
    ELSE
      RETURN TRUE;
    END IF;
END //

DELIMITER ;

-- -----------------------------------------------------
-- View `sakila`.`customer_list`
-- -----------------------------------------------------
DROP TABLE IF EXISTS `sakila`.`customer_list`;
--
-- View structure for view `customer_list`
--

CREATE  OR REPLACE VIEW customer_list 
AS 
SELECT cu.customer_id AS ID, CONCAT(cu.first_name, _utf8' ', cu.last_name) AS name, a.address AS address, a.postal_code AS `zip code`,
	a.phone AS phone, city.city AS city, country.country AS country, IF(cu.active, _utf8'active',_utf8'') AS notes, cu.store_id AS SID 
FROM customer AS cu JOIN address AS a ON cu.address_id = a.address_id JOIN city ON a.city_id = city.city_id 
	JOIN country ON city.country_id = country.country_id;

-- -----------------------------------------------------
-- View `sakila`.`film_list`
-- -----------------------------------------------------
DROP TABLE IF EXISTS `sakila`.`film_list`;
--
-- View structure for view `film_list`
--

CREATE  OR REPLACE VIEW film_list 
AS 
SELECT film.film_id AS FID, film.title AS title, film.description AS description, category.name AS category, film.rental_rate AS price,
	film.length AS length, film.rating AS rating, GROUP_CONCAT(CONCAT(actor.first_name, _utf8' ', actor.last_name) SEPARATOR ', ') AS actors 
FROM category LEFT JOIN film_category ON category.category_id = film_category.category_id LEFT JOIN film ON film_category.film_id = film.film_id
        JOIN film_actor ON film.film_id = film_actor.film_id 
	JOIN actor ON film_actor.actor_id = actor.actor_id 
GROUP BY film.film_id;

-- -----------------------------------------------------
-- View `sakila`.`nicer_but_slower_film_list`
-- -----------------------------------------------------
DROP TABLE IF EXISTS `sakila`.`nicer_but_slower_film_list`;
--
-- View structure for view `nicer_but_slower_film_list`
--

CREATE  OR REPLACE VIEW nicer_but_slower_film_list 
AS 
SELECT film.film_id AS FID, film.title AS title, film.description AS description, category.name AS category, film.rental_rate AS price, 
	film.length AS length, film.rating AS rating, GROUP_CONCAT(CONCAT(CONCAT(UCASE(SUBSTR(actor.first_name,1,1)),
	LCASE(SUBSTR(actor.first_name,2,LENGTH(actor.first_name))),_utf8' ',CONCAT(UCASE(SUBSTR(actor.last_name,1,1)),
	LCASE(SUBSTR(actor.last_name,2,LENGTH(actor.last_name)))))) SEPARATOR ', ') AS actors 
FROM category LEFT JOIN film_category ON category.category_id = film_category.category_id LEFT JOIN film ON film_category.film_id = film.film_id
        JOIN film_actor ON film.film_id = film_actor.film_id
	JOIN actor ON film_actor.actor_id = actor.actor_id 
GROUP BY film.film_id;

-- -----------------------------------------------------
-- View `sakila`.`staff_list`
-- -----------------------------------------------------
DROP TABLE IF EXISTS `sakila`.`staff_list`;
--
-- View structure for view `staff_list`
--

CREATE  OR REPLACE VIEW staff_list 
AS 
SELECT s.staff_id AS ID, CONCAT(s.first_name, _utf8' ', s.last_name) AS name, a.address AS address, a.postal_code AS `zip code`, a.phone AS phone,
	city.city AS city, country.country AS country, s.store_id AS SID 
FROM staff AS s JOIN address AS a ON s.address_id = a.address_id JOIN city ON a.city_id = city.city_id 
	JOIN country ON city.country_id = country.country_id;

-- -----------------------------------------------------
-- View `sakila`.`sales_by_store`
-- -----------------------------------------------------
DROP TABLE IF EXISTS `sakila`.`sales_by_store`;
--
-- View structure for view `sales_by_store`
--

CREATE  OR REPLACE VIEW sales_by_store
AS 
SELECT 
CONCAT(c.city, _utf8',', cy.country) AS store
, CONCAT(m.first_name, _utf8' ', m.last_name) AS manager
, SUM(p.amount) AS total_sales
FROM payment AS p
INNER JOIN rental AS r ON p.rental_id = r.rental_id
INNER JOIN inventory AS i ON r.inventory_id = i.inventory_id
INNER JOIN store AS s ON i.store_id = s.store_id
INNER JOIN address AS a ON s.address_id = a.address_id
INNER JOIN city AS c ON a.city_id = c.city_id
INNER JOIN country AS cy ON c.country_id = cy.country_id
INNER JOIN staff AS m ON s.manager_staff_id = m.staff_id
GROUP BY s.store_id
ORDER BY cy.country, c.city;

-- -----------------------------------------------------
-- View `sakila`.`sales_by_film_category`
-- -----------------------------------------------------
DROP TABLE IF EXISTS `sakila`.`sales_by_film_category`;
--
-- View structure for view `sales_by_film_category`
--
-- Note that total sales will add up to >100% because
-- some titles belong to more than 1 category
--

CREATE  OR REPLACE VIEW sales_by_film_category
AS 
SELECT 
c.name AS category
, SUM(p.amount) AS total_sales
FROM payment AS p
INNER JOIN rental AS r ON p.rental_id = r.rental_id
INNER JOIN inventory AS i ON r.inventory_id = i.inventory_id
INNER JOIN film AS f ON i.film_id = f.film_id
INNER JOIN film_category AS fc ON f.film_id = fc.film_id
INNER JOIN category AS c ON fc.category_id = c.category_id
GROUP BY c.name
ORDER BY total_sales DESC;

-- -----------------------------------------------------
-- View `sakila`.`actor_info`
-- -----------------------------------------------------
DROP TABLE IF EXISTS `sakila`.`actor_info`;
--
-- View structure for view `actor_info`
--

CREATE  OR REPLACE DEFINER=CURRENT_USER SQL SECURITY INVOKER VIEW actor_info 
AS
SELECT      
a.actor_id,
a.first_name,
a.last_name,
GROUP_CONCAT(DISTINCT CONCAT(c.name, ': ',
		(SELECT GROUP_CONCAT(f.title ORDER BY f.title SEPARATOR ', ')
                    FROM sakila.film f
                    INNER JOIN sakila.film_category fc
                      ON f.film_id = fc.film_id
                    INNER JOIN sakila.film_actor fa
                      ON f.film_id = fa.film_id
                    WHERE fc.category_id = c.category_id
                    AND fa.actor_id = a.actor_id
                 )
             )
             ORDER BY c.name SEPARATOR '; ')
AS film_info
FROM sakila.actor a
LEFT JOIN sakila.film_actor fa
  ON a.actor_id = fa.actor_id
LEFT JOIN sakila.film_category fc
  ON fa.film_id = fc.film_id
LEFT JOIN sakila.category c
  ON fc.category_id = c.category_id
GROUP BY a.actor_id, a.first_name, a.last_name;
USE `sakila`;

DELIMITER //
CREATE TRIGGER `ins_film` AFTER INSERT ON `film` FOR EACH ROW BEGIN
    INSERT INTO film_text (film_id, title, description)
        VALUES (new.film_id, new.title, new.description);
  END//

CREATE TRIGGER `upd_film` AFTER UPDATE ON `film` FOR EACH ROW BEGIN
    IF (old.title != new.title) or (old.description != new.description)
    THEN
        UPDATE film_text
            SET title=new.title,
                description=new.description,
                film_id=new.film_id
        WHERE film_id=old.film_id;
    END IF;
  END//

CREATE TRIGGER `del_film` AFTER DELETE ON `film` FOR EACH ROW BEGIN
    DELETE FROM film_text WHERE film_id = old.film_id;
  END//


DELIMITER ;


SET SQL_MODE=@OLD_SQL_MODE;
SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS;
SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS;