Added missing solutions

Author: Martin-BG

02. Data Definition and Datatypes/Data Definition and Datatypes Exercise.sql

@@ -272,5 +272,102 @@ VALUES
 -- Set primary key to each table. 
 -- Populate each table with 3 records.
 -- Make sure the columns that are present in 2 tables would be of the same data type.
---  Consider which fields are always required and which are optional. 
--- Submit your CREATE TABLE and INSERT statements 
+-- Consider which fields are always required and which are optional. 
+-- Submit your CREATE TABLE and INSERT statements 
+
+CREATE DATABASE `car_rental`;
+USE `car_rental`;
+
+CREATE TABLE `categories` (
+	`id` INT UNSIGNED PRIMARY KEY NOT NULL UNIQUE AUTO_INCREMENT,
+    `category` VARCHAR(30) NOT NULL,
+    `daily_rate` DOUBLE NOT NULL,
+    `weekly_rate` DOUBLE NOT NULL,
+    `monthly_rate` DOUBLE NOT NULL,
+    `weekend_rate` DOUBLE NOT NULL
+);
+
+INSERT INTO `categories`
+		(`category`, `daily_rate`, `weekly_rate`, `monthly_rate`, `weekend_rate`)
+	VALUES 
+		('Category 1', 1.1, 2.1, 3.1, 4.1),
+		('Category 2', 1.2, 2.2, 3.2, 4.2),
+		('Category 3', 1.3, 2.3, 3.3, 4.3);
+        
+CREATE TABLE `cars` (
+	`id` INT UNSIGNED PRIMARY KEY NOT NULL UNIQUE AUTO_INCREMENT,
+    `plate_number` VARCHAR(20) NOT NULL UNIQUE,
+    `make` VARCHAR(20) NOT NULL,
+    `model` VARCHAR(20) NOT NULL,
+    `car_year` YEAR NOT NULL,
+    `category_id` INT UNSIGNED NOT NULL,
+    `doors` TINYINT UNSIGNED NOT NULL,
+    `picture` BLOB,
+    `car_condition` VARCHAR(20),
+    `available` BOOLEAN NOT NULL DEFAULT TRUE
+);
+
+INSERT INTO `cars`
+		(`plate_number`, `make`, `model`, `car_year`, `category_id`, `doors`, `car_condition`)
+	VALUES 
+		('Plate Num 1', 'Maker 1', 'Model 1', '1970', 1, 2, ''),
+		('Plate Num 2', 'Maker 2', 'Model 2', '1980', 2, 4, 'Scrap'),
+		('Plate Num 3', 'Maker 3', 'Model 3', '1990', 3, 5, 'Good');
+
+CREATE TABLE `employees` (
+	`id` INT UNSIGNED PRIMARY KEY NOT NULL UNIQUE AUTO_INCREMENT,
+    `first_name` VARCHAR(30) NOT NULL,
+    `last_name` VARCHAR(30) NOT NULL,
+    `title` VARCHAR(30) NOT NULL,
+    `notes` VARCHAR(128)
+);
+
+INSERT INTO `employees`
+		(`first_name`, `last_name`, `title`, `notes`)
+	VALUES 
+		('Gosho', 'Goshev', 'Boss', ''),
+		('Pesho', 'Peshev', 'Supervisor', ''),
+		('Bai', 'Ivan', 'Worker', 'Can do any work');
+
+CREATE TABLE `customers` (
+	`id` INT UNSIGNED PRIMARY KEY NOT NULL UNIQUE AUTO_INCREMENT,
+    `driver_licence_number` VARCHAR(30) NOT NULL,
+    `full_name` VARCHAR(60) NOT NULL,
+    `address` VARCHAR(50) NOT NULL,
+    `city` VARCHAR(20) NOT NULL,
+    `zip_code` INT(4) NOT NULL,
+    `notes` VARCHAR(128)
+);
+
+INSERT INTO `customers`
+		(`driver_licence_number`, `full_name`, `address`, `city`, `zip_code`, `notes`)
+	VALUES 
+		('1234ABCD', 'Gosho Goshev', 'A casstle', 'Sofia', 1000, ''),
+		('2234ABCD', 'Pesho Peshev', 'A boat', 'Varna', 2000, ''),
+		('3234ABCD', 'Bai Ivan', 'Under the bridge', 'Sofia', 1000, '');
+
+CREATE TABLE `rental_orders` (
+	`id` INT UNSIGNED PRIMARY KEY NOT NULL UNIQUE AUTO_INCREMENT,
+    `employee_id` INT UNSIGNED NOT NULL,
+    `customer_id` INT UNSIGNED NOT NULL,
+    `car_id` INT UNSIGNED NOT NULL,
+    `car_condition` VARCHAR(20),
+    `tank_level` DOUBLE,
+    `kilometrage_start` DOUBLE,
+    `kilometrage_end` DOUBLE,
+    `total_kilometrage` DOUBLE,
+    `start_date` DATE,
+    `end_date` DATE,
+    `total_days` INT UNSIGNED,
+    `rate_applied` DOUBLE,
+    `tax_rate` DOUBLE,
+    `order_status` VARCHAR(30),
+    `notes` VARCHAR(128)
+);
+
+INSERT INTO `rental_orders`
+		(`employee_id`, `customer_id`, `car_id`, `car_condition`, `start_date`)
+	VALUES 
+		(1, 3, 2, 'Good', NOW()),
+		(2, 1, 3, 'Bad', NOW()),
+		(3, 2, 1, 'OK', NOW());