MySQL示例数据库(MySQL Sample Databases) 之 sakila数据库

文章目录

- MySQL示例数据库(MySQL Sample Databases) 之 sakila数据库
- - 官方示例数据介绍
  - sakila数据库
  - sakila数据库安装
  - sakila/sakila-schema.sql的脚本内容
  - sakila的结构
  - 参考

MySQL示例数据库(MySQL Sample Databases) 之 sakila数据库

官方示例数据介绍

MySQL 官方提供了多个示例数据库，在MySQL的学习、开发和实践中具有非常重要的作用，能够帮助初学者更好地理解和应用MySQL的各种功能和特性。

官方示例数据具体列表如下：

1. employee data (large dataset, includes data and test/verification suite)
2. world database
3. world_x database
4. sakila database
5. airportdb database (large dataset, intended for MySQL on OCI and HeatWave)	
6. menagerie database

这些数据库都可以通过如下官方网址进行下载和安装

https://dev.mysql.com/doc/index-other.html

在这里插入图片描述

sakila数据库

可以在MySQL官方网站的示例数据库中(Sample Databases)找到Sakila示例数据库。Sakila示例数据库是由Oracle提供的，旨在替代原有的world示例数据库。相比于world示例数据库，Sakila示例数据库更加复杂，用于模拟一个DVD租赁店，并且包含了更多表格以及更复杂的表格关系。Sakila示例数据库被设计用来提供一个更加实用和有趣的示例，供MySQL学习者训练他们的SQL技能。如果您想要练习SQL技能，可以下载Sakila示例数据库进行尝试。

Sakila数据库包括16个表、7个视图、3个 Stored Procedures、3个 Stored Functions、6个触发器。

Sakila示例数据库中的基本表和视图简要介绍如下：

1. actor - 这张表存储了所有演员的信息，包括演员的ID、姓名和最后更新时间。

2. actor_info - 这个视图结合了 actor、film_actor 和 film 表，提供了更详细的演员信息，包括演员所出演的电影名称和描述。

3. address - 这张表存储了客户的地址信息，包括地址ID、地址、区域、城市、邮编、国家和最后更新日期。

4. category - 这张表存储了所有电影的分类信息，包括分类ID 和分类名称。

5. city - 这张表存储了城市的信息，包括城市ID、城市名称、区域以及最后更新时间。

6. country - 这张表存储了国家的信息，包括国家ID、国家名称以及最后更新时间。

7. customer - 这张表存储了客户信息，包括客户ID、姓名、电子邮件、地址、区域、城市、邮编以及最后更新时间。

8. customer_list - 这个视图结合了 customer、address 和 city 表，提供了更详细的客户信息，包括客户ID、姓名、电子邮件、地址、区域、城市、邮编、国家和最后更新日期。

9. film - 这张表存储了所有电影的信息，包括电影ID、电影名称、描述、发布年份、语言ID、原始语言ID、时长、租赁持续时间、租赁费用以及最后更新时间。

10. film_actor - 这张表存储了电影演员的关联信息，包括电影ID、演员ID以及最后更新时间。

11. film_category - 这张表存储了电影类型的关联信息，包括电影ID、分类ID以及最后更新时间。

12. film_list - 这个视图结合了 film 和 category 表，提供了更详细的电影信息，包括电影ID、电影名称、描述、发布年份、语言、分类、时长、租赁持续时间以及租赁费用。

13. film_text - 这张表存储了电影的描述信息，包括电影ID、标题、描述以及最后更新时间。

14. inventory - 这张表存储了所有电影的库存信息，包括库存ID、电影ID、租赁商店ID以及最后更新时间。

15. language - 这张表存储了语言的信息，包括语言ID、语言名称以及最后更新时间。

16. nicer_but_slower_film_list - 这个视图结合了 film_list、film_actor、actor 和 category 表，提供更详细的电影信息，包括电影ID、电影名称、描述、发布年份、语言、租赁持续时间、租赁费用、演员列表、分类列表以及平均评分。

17. payment - 这张表存储了所有顾客的付款信息，包括付款ID、顾客ID、租赁ID、付款金额、付款时间以及最后更新时间。

18. rental - 这张表存储了所有出租信息，包括租赁ID、客户ID、库存ID、租赁时间、返还时间、出租费用以及最后更新时间。

19. sales_by_film_category - 这个视图统计了每种电影类型的销售额，包括分类名称、销售额以及最后更新时间。

20. sales_by_store - 这个视图统计了每个店铺的销售额，包括店铺ID、城市、国家、销售额以及最后更新时间。

21. staff - 这张表存储了员工的信息，包括员工ID、姓名、电子邮件、店铺ID、用户名、密码以及最后更新时间。

22. staff_list - 这个视图结合了 staff 和 address 表，提供了更详细的员工信息，包括员工ID、姓名、电子邮件、地址、区域、城市、邮编、国家以及最后更新时间。

23. store - 这张表存储了店铺的信息，包括店铺ID、地址ID、经理ID以及最后更新时间。

Sakila数据库提供了丰富的数据集来演示如何使用MySQL进行高效的数据库查询和数据管理。通过使用Sakila数据库，初学者可以学习如何使用SELECT、JOIN、GROUP BY等关键字进行复杂的查询，使用INSERT、UPDATE、DELETE等关键字进行数据管理，以及使用约束、索引、存储过程等高级功能进行数据库设计和优化。

Sakila数据库还提供了一个典型的电影租赁业务场景，可以让学习者更好地理解数据库如何应用在真实的业务场景中。在官方网站上，有关该数据库的文档和示例都可以免费下载和使用。

sakila数据库安装

下载压缩包后就可以解压安装了。
解压：

ubuntu@mysql-vm:~$ tar -xvf sakila-db.tar.gz
sakila-db/
sakila-db/sakila-data.sql
sakila-db/sakila-schema.sql
sakila-db/sakila.mwb

安装：


mysql> SOURCE  sakila-db/sakila-schema.sql;
mysql> SOURCE sakila-db/sakila-data.sql;

查看数据

mysql>  USE sakila;
Database changed
mysql> SHOW FULL TABLES;
+----------------------------+------------+
| Tables_in_sakila           | Table_type |
+----------------------------+------------+
| actor                      | BASE TABLE |
| actor_info                 | VIEW       |
| address                    | BASE TABLE |
| category                   | BASE TABLE |
| city                       | BASE TABLE |
| country                    | BASE TABLE |
| customer                   | BASE TABLE |
| customer_list              | VIEW       |
| film                       | BASE TABLE |
| film_actor                 | BASE TABLE |
| film_category              | BASE TABLE |
| film_list                  | VIEW       |
| film_text                  | BASE TABLE |
| inventory                  | BASE TABLE |
| language                   | BASE TABLE |
| nicer_but_slower_film_list | VIEW       |
| payment                    | BASE TABLE |
| rental                     | BASE TABLE |
| sales_by_film_category     | VIEW       |
| sales_by_store             | VIEW       |
| staff                      | BASE TABLE |
| staff_list                 | VIEW       |
| store                      | BASE TABLE |
+----------------------------+------------+
23 rows in set (0.00 sec)

ubuntu@mysql-vm:~$ mysqlshow -uroot  -prootroot -vv sakila
mysqlshow: [Warning] Using a password on the command line interface can be insecure.
Database: sakila
+----------------------------+----------+------------+
|           Tables           | Columns  | Total Rows |
+----------------------------+----------+------------+
| actor                      |        4 |        200 |
| actor_info                 |        4 |        200 |
| address                    |        9 |        603 |
| category                   |        3 |         16 |
| city                       |        4 |        600 |
| country                    |        3 |        109 |
| customer                   |        9 |        599 |
| customer_list              |        9 |        599 |
| film                       |       13 |       1000 |
| film_actor                 |        3 |       5462 |
| film_category              |        3 |       1000 |
| film_list                  |        8 |       1000 |
| film_text                  |        3 |       1000 |
| inventory                  |        4 |       4581 |
| language                   |        3 |          6 |
| nicer_but_slower_film_list |        8 |       1000 |
| payment                    |        7 |      16044 |
| rental                     |        7 |      16044 |
| sales_by_film_category     |        2 |         16 |
| sales_by_store             |        3 |          2 |
| staff                      |       11 |          2 |
| staff_list                 |        8 |          2 |
| store                      |        4 |          2 |
+----------------------------+----------+------------+
23 rows in set.

sakila/sakila-schema.sql的脚本内容

-- Sakila Sample Database Schema
-- Version 1.4

-- Copyright (c) 2006, 2022, Oracle and/or its affiliates.

-- Redistribution and use in source and binary forms, with or without
-- modification, are permitted provided that the following conditions are
-- met:

-- * Redistributions of source code must retain the above copyright notice,
--   this list of conditions and the following disclaimer.
-- * Redistributions in binary form must reproduce the above copyright
--   notice, this list of conditions and the following disclaimer in the
--   documentation and/or other materials provided with the distribution.
-- * Neither the name of Oracle nor the names of its contributors may be used
--   to endorse or promote products derived from this software without
--   specific prior written permission.

-- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
-- IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
-- THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
-- CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

SET NAMES utf8mb4;
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';

DROP SCHEMA IF EXISTS sakila;
CREATE SCHEMA sakila;
USE sakila;

--
-- Table structure for table `actor`
--

CREATE TABLE 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 ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (actor_id),
  KEY idx_actor_last_name (last_name)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `address`
--

CREATE TABLE address (
  address_id SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT,
  address VARCHAR(50) NOT NULL,
  address2 VARCHAR(50) DEFAULT NULL,
  district VARCHAR(20) NOT NULL,
  city_id SMALLINT UNSIGNED NOT NULL,
  postal_code VARCHAR(10) DEFAULT NULL,
  phone VARCHAR(20) NOT NULL,
  -- Add GEOMETRY column for MySQL 5.7.5 and higher
  -- Also include SRID attribute for MySQL 8.0.3 and higher
  /*!50705 location GEOMETRY */ /*!80003 SRID 0 */ /*!50705 NOT NULL,*/
  last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (address_id),
  KEY idx_fk_city_id (city_id),
  /*!50705 SPATIAL KEY `idx_location` (location),*/
  CONSTRAINT `fk_address_city` FOREIGN KEY (city_id) REFERENCES city (city_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `category`
--

CREATE TABLE category (
  category_id TINYINT UNSIGNED NOT NULL AUTO_INCREMENT,
  name VARCHAR(25) NOT NULL,
  last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (category_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `city`
--

CREATE TABLE 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 ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (city_id),
  KEY idx_fk_country_id (country_id),
  CONSTRAINT `fk_city_country` FOREIGN KEY (country_id) REFERENCES country (country_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `country`
--

CREATE TABLE country (
  country_id SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT,
  country VARCHAR(50) NOT NULL,
  last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (country_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `customer`
--

CREATE TABLE 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) DEFAULT NULL,
  address_id SMALLINT UNSIGNED NOT NULL,
  active BOOLEAN NOT NULL DEFAULT TRUE,
  create_date DATETIME NOT NULL,
  last_update TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (customer_id),
  KEY idx_fk_store_id (store_id),
  KEY idx_fk_address_id (address_id),
  KEY idx_last_name (last_name),
  CONSTRAINT fk_customer_address FOREIGN KEY (address_id) REFERENCES address (address_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_customer_store FOREIGN KEY (store_id) REFERENCES store (store_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `film`
--

CREATE TABLE film (
  film_id SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT,
  title VARCHAR(128) NOT NULL,
  description TEXT DEFAULT NULL,
  release_year YEAR DEFAULT NULL,
  language_id TINYINT UNSIGNED NOT NULL,
  original_language_id TINYINT UNSIGNED DEFAULT NULL,
  rental_duration TINYINT UNSIGNED NOT NULL DEFAULT 3,
  rental_rate DECIMAL(4,2) NOT NULL DEFAULT 4.99,
  length SMALLINT UNSIGNED DEFAULT NULL,
  replacement_cost DECIMAL(5,2) NOT NULL DEFAULT 19.99,
  rating ENUM('G','PG','PG-13','R','NC-17') DEFAULT 'G',
  special_features SET('Trailers','Commentaries','Deleted Scenes','Behind the Scenes') DEFAULT NULL,
  last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (film_id),
  KEY idx_title (title),
  KEY idx_fk_language_id (language_id),
  KEY idx_fk_original_language_id (original_language_id),
  CONSTRAINT fk_film_language FOREIGN KEY (language_id) REFERENCES language (language_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_film_language_original FOREIGN KEY (original_language_id) REFERENCES language (language_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `film_actor`
--

CREATE TABLE film_actor (
  actor_id SMALLINT UNSIGNED NOT NULL,
  film_id SMALLINT UNSIGNED NOT NULL,
  last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (actor_id,film_id),
  KEY idx_fk_film_id (`film_id`),
  CONSTRAINT fk_film_actor_actor FOREIGN KEY (actor_id) REFERENCES actor (actor_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_film_actor_film FOREIGN KEY (film_id) REFERENCES film (film_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `film_category`
--

CREATE TABLE film_category (
  film_id SMALLINT UNSIGNED NOT NULL,
  category_id TINYINT UNSIGNED NOT NULL,
  last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (film_id, category_id),
  CONSTRAINT fk_film_category_film FOREIGN KEY (film_id) REFERENCES film (film_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_film_category_category FOREIGN KEY (category_id) REFERENCES category (category_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `film_text`
-- 
-- InnoDB added FULLTEXT support in 5.6.10. If you use an
-- earlier version, then consider upgrading (recommended) or 
-- changing InnoDB to MyISAM as the film_text engine
--

-- Use InnoDB for film_text as of 5.6.10, MyISAM prior to 5.6.10.
SET @old_default_storage_engine = @@default_storage_engine;
SET @@default_storage_engine = 'MyISAM';
/*!50610 SET @@default_storage_engine = 'InnoDB'*/;

CREATE TABLE film_text (
  film_id SMALLINT NOT NULL,
  title VARCHAR(255) NOT NULL,
  description TEXT,
  PRIMARY KEY  (film_id),
  FULLTEXT KEY idx_title_description (title,description)
) DEFAULT CHARSET=utf8mb4;

SET @@default_storage_engine = @old_default_storage_engine;

--
-- Triggers for loading film_text from film
--

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) OR (old.film_id != new.film_id)
    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 ;

--
-- Table structure for table `inventory`
--

CREATE TABLE 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 ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (inventory_id),
  KEY idx_fk_film_id (film_id),
  KEY idx_store_id_film_id (store_id,film_id),
  CONSTRAINT fk_inventory_store FOREIGN KEY (store_id) REFERENCES store (store_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_inventory_film FOREIGN KEY (film_id) REFERENCES film (film_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `language`
--

CREATE TABLE language (
  language_id TINYINT UNSIGNED NOT NULL AUTO_INCREMENT,
  name CHAR(20) NOT NULL,
  last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (language_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `payment`
--

CREATE TABLE payment (
  payment_id SMALLINT UNSIGNED NOT NULL AUTO_INCREMENT,
  customer_id SMALLINT UNSIGNED NOT NULL,
  staff_id TINYINT UNSIGNED NOT NULL,
  rental_id INT DEFAULT NULL,
  amount DECIMAL(5,2) NOT NULL,
  payment_date DATETIME NOT NULL,
  last_update TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (payment_id),
  KEY idx_fk_staff_id (staff_id),
  KEY idx_fk_customer_id (customer_id),
  CONSTRAINT fk_payment_rental FOREIGN KEY (rental_id) REFERENCES rental (rental_id) ON DELETE SET NULL ON UPDATE CASCADE,
  CONSTRAINT fk_payment_customer FOREIGN KEY (customer_id) REFERENCES customer (customer_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_payment_staff FOREIGN KEY (staff_id) REFERENCES staff (staff_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;


--
-- Table structure for table `rental`
--

CREATE TABLE 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 DEFAULT NULL,
  staff_id TINYINT UNSIGNED NOT NULL,
  last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (rental_id),
  UNIQUE KEY  (rental_date,inventory_id,customer_id),
  KEY idx_fk_inventory_id (inventory_id),
  KEY idx_fk_customer_id (customer_id),
  KEY idx_fk_staff_id (staff_id),
  CONSTRAINT fk_rental_staff FOREIGN KEY (staff_id) REFERENCES staff (staff_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_rental_inventory FOREIGN KEY (inventory_id) REFERENCES inventory (inventory_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_rental_customer FOREIGN KEY (customer_id) REFERENCES customer (customer_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `staff`
--

CREATE TABLE 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 DEFAULT NULL,
  email VARCHAR(50) DEFAULT NULL,
  store_id TINYINT UNSIGNED NOT NULL,
  active BOOLEAN NOT NULL DEFAULT TRUE,
  username VARCHAR(16) NOT NULL,
  password VARCHAR(40) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL,
  last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (staff_id),
  KEY idx_fk_store_id (store_id),
  KEY idx_fk_address_id (address_id),
  CONSTRAINT fk_staff_store FOREIGN KEY (store_id) REFERENCES store (store_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_staff_address FOREIGN KEY (address_id) REFERENCES address (address_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- Table structure for table `store`
--

CREATE TABLE 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 ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY  (store_id),
  UNIQUE KEY idx_unique_manager (manager_staff_id),
  KEY idx_fk_address_id (address_id),
  CONSTRAINT fk_store_staff FOREIGN KEY (manager_staff_id) REFERENCES staff (staff_id) ON DELETE RESTRICT ON UPDATE CASCADE,
  CONSTRAINT fk_store_address FOREIGN KEY (address_id) REFERENCES address (address_id) ON DELETE RESTRICT ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

--
-- View structure for view `customer_list`
--

CREATE VIEW customer_list
AS
SELECT cu.customer_id AS ID, CONCAT(cu.first_name, _utf8mb4' ', 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, _utf8mb4'active',_utf8mb4'') 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 structure for view `film_list`
--

CREATE 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, _utf8mb4' ', actor.last_name) SEPARATOR ', ') AS actors
FROM film LEFT JOIN film_category ON film_category.film_id = film.film_id
LEFT JOIN category ON category.category_id = film_category.category_id LEFT
JOIN film_actor ON film.film_id = film_actor.film_id LEFT JOIN actor ON
  film_actor.actor_id = actor.actor_id
GROUP BY film.film_id, category.name;

--
-- View structure for view `nicer_but_slower_film_list`
--

CREATE 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))),_utf8mb4' ',CONCAT(UCASE(SUBSTR(actor.last_name,1,1)),
	LCASE(SUBSTR(actor.last_name,2,LENGTH(actor.last_name)))))) SEPARATOR ', ') AS actors
FROM film LEFT JOIN film_category ON film_category.film_id = film.film_id
LEFT JOIN category ON category.category_id = film_category.category_id LEFT
JOIN film_actor ON film.film_id = film_actor.film_id LEFT JOIN actor ON
  film_actor.actor_id = actor.actor_id
GROUP BY film.film_id, category.name;

--
-- View structure for view `staff_list`
--

CREATE VIEW staff_list
AS
SELECT s.staff_id AS ID, CONCAT(s.first_name, _utf8mb4' ', 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 structure for view `sales_by_store`
--

CREATE VIEW sales_by_store
AS
SELECT
CONCAT(c.city, _utf8mb4',', cy.country) AS store
, CONCAT(m.first_name, _utf8mb4' ', 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 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 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 structure for view `actor_info`
--

CREATE 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;

--
-- Procedure structure for procedure `rewards_report`
--

DELIMITER //

CREATE PROCEDURE rewards_report (
    IN min_monthly_purchases TINYINT UNSIGNED
    , IN min_dollar_amount_purchased DECIMAL(10,2)
    , OUT count_rewardees INT
)
LANGUAGE SQL
NOT DETERMINISTIC
READS SQL DATA
SQL SECURITY DEFINER
COMMENT 'Provides a customizable report on best customers'
proc: BEGIN

    DECLARE last_month_start DATE;
    DECLARE last_month_end DATE;

    /* Some sanity checks... */
    IF min_monthly_purchases = 0 THEN
        SELECT 'Minimum monthly purchases parameter must be > 0';
        LEAVE proc;
    END IF;
    IF min_dollar_amount_purchased = 0.00 THEN
        SELECT 'Minimum monthly dollar amount purchased parameter must be > $0.00';
        LEAVE proc;
    END IF;

    /* Determine start and end time periods */
    SET last_month_start = DATE_SUB(CURRENT_DATE(), INTERVAL 1 MONTH);
    SET last_month_start = STR_TO_DATE(CONCAT(YEAR(last_month_start),'-',MONTH(last_month_start),'-01'),'%Y-%m-%d');
    SET last_month_end = LAST_DAY(last_month_start);

    /*
        Create a temporary storage area for
        Customer IDs.
    */
    CREATE TEMPORARY TABLE tmpCustomer (customer_id SMALLINT UNSIGNED NOT NULL PRIMARY KEY);

    /*
        Find all customers meeting the
        monthly purchase requirements
    */
    INSERT INTO tmpCustomer (customer_id)
    SELECT p.customer_id
    FROM payment AS p
    WHERE DATE(p.payment_date) BETWEEN last_month_start AND last_month_end
    GROUP BY customer_id
    HAVING SUM(p.amount) > min_dollar_amount_purchased
    AND COUNT(customer_id) > min_monthly_purchases;

    /* Populate OUT parameter with count of found customers */
    SELECT COUNT(*) FROM tmpCustomer INTO count_rewardees;

    /*
        Output ALL customer information of matching rewardees.
        Customize output as needed.
    */
    SELECT c.*
    FROM tmpCustomer AS t
    INNER JOIN customer AS c ON t.customer_id = c.customer_id;

    /* Clean up */
    DROP TABLE tmpCustomer;
END //

DELIMITER ;

DELIMITER $$

CREATE FUNCTION get_customer_balance(p_customer_id INT, p_effective_date DATETIME) RETURNS DECIMAL(5,2)
    DETERMINISTIC
    READS SQL DATA
BEGIN

       #OK, WE NEED TO CALCULATE THE CURRENT BALANCE GIVEN A CUSTOMER_ID AND A DATE
       #THAT WE WANT THE BALANCE TO BE EFFECTIVE FOR. THE BALANCE IS:
       #   1) RENTAL FEES FOR ALL PREVIOUS RENTALS
       #   2) ONE DOLLAR FOR EVERY DAY THE PREVIOUS RENTALS ARE OVERDUE
       #   3) IF A FILM IS MORE THAN RENTAL_DURATION * 2 OVERDUE, CHARGE THE REPLACEMENT_COST
       #   4) SUBTRACT ALL PAYMENTS MADE BEFORE THE DATE SPECIFIED

  DECLARE v_rentfees DECIMAL(5,2); #FEES PAID TO RENT THE VIDEOS INITIALLY
  DECLARE v_overfees INTEGER;      #LATE FEES FOR PRIOR RENTALS
  DECLARE v_payments DECIMAL(5,2); #SUM OF PAYMENTS MADE PREVIOUSLY

  SELECT IFNULL(SUM(film.rental_rate),0) INTO v_rentfees
    FROM film, inventory, rental
    WHERE film.film_id = inventory.film_id
      AND inventory.inventory_id = rental.inventory_id
      AND rental.rental_date <= p_effective_date
      AND rental.customer_id = p_customer_id;

  SELECT IFNULL(SUM(IF((TO_DAYS(rental.return_date) - TO_DAYS(rental.rental_date)) > film.rental_duration,
        ((TO_DAYS(rental.return_date) - TO_DAYS(rental.rental_date)) - film.rental_duration),0)),0) INTO v_overfees
    FROM rental, inventory, film
    WHERE film.film_id = inventory.film_id
      AND inventory.inventory_id = rental.inventory_id
      AND rental.rental_date <= p_effective_date
      AND rental.customer_id = p_customer_id;


  SELECT IFNULL(SUM(payment.amount),0) INTO v_payments
    FROM payment

    WHERE payment.payment_date <= p_effective_date
    AND payment.customer_id = p_customer_id;

  RETURN v_rentfees + v_overfees - v_payments;
END $$

DELIMITER ;

DELIMITER $$

CREATE PROCEDURE film_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 inventory_in_stock(inventory_id);

     SELECT COUNT(*)
     FROM inventory
     WHERE film_id = p_film_id
     AND store_id = p_store_id
     AND inventory_in_stock(inventory_id)
     INTO p_film_count;
END $$

DELIMITER ;

DELIMITER $$

CREATE PROCEDURE 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 COUNT(*)
     FROM inventory
     WHERE film_id = p_film_id
     AND store_id = p_store_id
     AND NOT inventory_in_stock(inventory_id)
     INTO p_film_count;
END $$

DELIMITER ;

DELIMITER $$

CREATE FUNCTION inventory_held_by_customer(p_inventory_id INT) RETURNS INT
READS SQL DATA
BEGIN
  DECLARE v_customer_id INT;
  DECLARE EXIT HANDLER FOR NOT FOUND RETURN NULL;

  SELECT customer_id INTO v_customer_id
  FROM rental
  WHERE return_date IS NULL
  AND inventory_id = p_inventory_id;

  RETURN v_customer_id;
END $$

DELIMITER ;

DELIMITER $$

CREATE FUNCTION 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 ;

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