Adds SQL primer.

database/code/create_database.sql

@@ -0,0 +1,213 @@
+DROP DATABASE IF EXISTS `jedi_academy`;
+
+CREATE DATABASE `jedi_academy`;
+
+USE `jedi_academy`;
+
+SET
+    NAMES utf8;
+
+SET
+    character_set_client = utf8mb4;
+
+-- CREATE TABLES --
+CREATE TABLE `students` (
+    `id` int NOT NULL AUTO_INCREMENT,
+    `first_name` varchar(255) NOT NULL,
+    `last_name` varchar(255) NOT NULL,
+    `email` varchar(255) NOT NULL,
+    `phone` varchar(255),
+    `birth_date` date,
+    `address` varchar(255),
+    `iq` int,
+    `batch_id` int,
+    PRIMARY KEY (`id`)
+);
+
+CREATE TABLE `batches` (
+    `id` int NOT NULL AUTO_INCREMENT,
+    `name` varchar(255) NOT NULL,
+    `start_date` date NOT NULL,
+    `description` varchar(255),
+    `instructor_id` int,
+    PRIMARY KEY (`id`)
+);
+
+CREATE TABLE `instructors` (
+    `id` int NOT NULL AUTO_INCREMENT,
+    `first_name` varchar(255) NOT NULL,
+    `last_name` varchar(255) NOT NULL,
+    `email` varchar(255) NOT NULL,
+    `phone` varchar(255),
+    PRIMARY KEY (`id`)
+);
+
+-- ADD FOREIGN KEYS -- 
+ALTER TABLE
+    `students`
+ADD
+    FOREIGN KEY (`batch_id`) REFERENCES `batches`(`id`);
+
+ALTER TABLE
+    `batches`
+ADD
+    FOREIGN KEY (`instructor_id`) REFERENCES `instructors`(`id`);
+
+-- INSERT DATA --
+-- Instructors --
+INSERT INTO
+    `instructors` (`first_name`, `last_name`, `email`, `phone`)
+VALUES
+    ('Master', 'Yoda', 'y@jedi.com', '123-456-7890'),
+    (
+        'Obi-Wan',
+        'Kenobi',
+        'o@jedi.com',
+        '123-456-7890'
+    ),
+    (
+        'Sherlock',
+        'Holmes',
+        's@sherlock.ed',
+        '123-456-7890'
+    ),
+    (
+        'Rani',
+        'Laxmi Bai',
+        'r@rebelli.on',
+        '123-456-7890'
+    ),
+    (
+        'Thor',
+        'Odinson',
+        't@thunder.com',
+        '123-456-7890'
+    );
+
+-- Batches --
+INSERT INTO
+    `batches` (
+        `name`,
+        `start_date`,
+        `instructor_id`
+    )
+VALUES
+    (
+        'Jedi Academy 1',
+        '2012-01-01',
+        1
+    ),
+    (
+        'Jedi Academy 2',
+        '2014-01-01',
+        2
+    ),
+    (
+        'Sherlock Academy',
+        '2017-01-01',
+        3
+    ),
+    (
+        'Independence Academy',
+        '1857-01-01',
+        4
+    ),
+    (
+        'Love and Thunder Academy',
+        '2022-01-01',
+        5
+    );
+
+-- Students --
+INSERT INTO
+    `students` (
+        `first_name`,
+        `last_name`,
+        `email`,
+        `phone`,
+        `birth_date`,
+        `address`,
+        `iq`,
+        `batch_id`
+    )
+VALUES
+    (
+        'Anakin',
+        'Skywalker',
+        'darth@empire.blr',
+        '123-456-7890',
+        '1973-01-01',
+        'Tatooine',
+        130,
+        1
+    ),
+    (
+        'Luke',
+        'Skywalker',
+        'luke@resistance.com',
+        '123-456-7890',
+        '1994-01-01',
+        'Tatooine',
+        120,
+        2
+    ),
+    (
+        'Leia',
+        'Organa',
+        'leia@resistance.com',
+        '123-456-7890',
+        '1994-01-01',
+        'Alderaan',
+        130,
+        2
+    ),
+    (
+        'John',
+        'Watson',
+        'j@sherlock.ed',
+        '123-456-7890',
+        '1657-01-01',
+        'London',
+        130,
+        3
+    ),
+    (
+        'Mycroft',
+        'Holmes',
+        'm@sherlock.ed',
+        '123-456-7890',
+        '1657-01-01',
+        'London',
+        150,
+        3
+    ),
+    (
+        'Tantia',
+        'Tope',
+        't@rebelli.on',
+        '123-456-7890',
+        '1657-01-01',
+        'Jhansi',
+        130,
+        4
+    ),
+    (
+        'Jane',
+        'Foster',
+        'jane@th.or',
+        '123-456-7890',
+        '2022-01-01',
+        'New Asgard',
+        160,
+        5
+    ),
+    (
+        'Korg',
+        'Rock',
+        'korg@th.or',
+        '123-456-7890',
+        '2022-01-01',
+        'New Asgard',
+        80,
+        5
+    );