PRAGMA foreign_keys = ON;

PRAGMA writable_schema = 1;
DELETE FROM sqlite_master WHERE type IN ("table", "index", "trigger");
PRAGMA writable_schema = 0;
VACUUM;

CREATE TABLE "car_makers" (
"Id" INT,
"Maker" TEXT,
PRIMARY KEY ("Id")
);

CREATE TABLE "car_names" (
"MakeId" INT UNIQUE,
"Model" TEXT,
PRIMARY KEY ("MakeId"),
FOREIGN KEY ("Model") REFERENCES "model_list"("Model")
);

CREATE TABLE "cars_data" (
"Id" INT,
"Horsepower" TEXT,
PRIMARY KEY ("Id"),
FOREIGN KEY ("Id") REFERENCES "car_names"("MakeId")
);

CREATE TABLE "model_list" (
"ModelId" INT,
"Maker" INT,
"Model" TEXT UNIQUE,
PRIMARY KEY ("ModelId"),
FOREIGN KEY ("Maker") REFERENCES "car_makers"("Id")
);





INSERT INTO "car_makers" VALUES ("1", "Toyota");
INSERT INTO "car_makers" VALUES ("2", "Ford");
INSERT INTO "car_makers" VALUES ("3", "Honda");
INSERT INTO "car_makers" VALUES ("4", "BMW");
INSERT INTO "car_makers" VALUES ("5", "Audi");
INSERT INTO "car_makers" VALUES ("6", "Chevrolet");
INSERT INTO "model_list" VALUES ("1", "1", "Corolla");
INSERT INTO "model_list" VALUES ("2", "1", "Camry");
INSERT INTO "model_list" VALUES ("3", "2", "Mustang");
INSERT INTO "model_list" VALUES ("4", "2", "F-150");
INSERT INTO "model_list" VALUES ("5", "3", "Civic");
INSERT INTO "model_list" VALUES ("6", "3", "Accord");
INSERT INTO "model_list" VALUES ("7", "4", "X5");
INSERT INTO "model_list" VALUES ("8", "4", "3 Series");
INSERT INTO "model_list" VALUES ("9", "5", "A4");
INSERT INTO "model_list" VALUES ("10", "5", "Q7");
INSERT INTO "model_list" VALUES ("11", "6", "Camaro");
INSERT INTO "model_list" VALUES ("12", "6", "Silverado");
INSERT INTO "car_names" VALUES ("1", "Corolla");
INSERT INTO "car_names" VALUES ("2", "Mustang");
INSERT INTO "car_names" VALUES ("3", "Civic");
INSERT INTO "car_names" VALUES ("4", "X5");
INSERT INTO "car_names" VALUES ("5", "A4");
INSERT INTO "car_names" VALUES ("6", "Camaro");
INSERT INTO "cars_data" VALUES ("1", "132");
INSERT INTO "cars_data" VALUES ("2", "450");
INSERT INTO "cars_data" VALUES ("3", "158");
INSERT INTO "cars_data" VALUES ("4", "335");
INSERT INTO "cars_data" VALUES ("5", "201");
INSERT INTO "cars_data" VALUES ("6", "275");