CREATE TABLE `products` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `name` TEXT NOT NULL,
  PRIMARY KEY (`id`),
);

CREATE TABLE `ingredients` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `name` TEXT NOT NULL,
  PRIMARY KEY (`id`),
);

CREATE TABLE `ingredient_to_product` (
  `ingredient_id` INT UNSIGNED NOT NULL,
  `product_id` INT UNSIGNED NOT NULL,
  PRIMARY KEY (`ingredient_id`, `product_id`),
  INDEX (`product_id`)
);