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,
"Country" TEXT,
PRIMARY KEY ("Id"),
FOREIGN KEY ("Country") REFERENCES "countries"("CountryId")
);

CREATE TABLE "continents" (
"ContId" INT,
"Continent" TEXT,
PRIMARY KEY ("ContId")
);

CREATE TABLE "countries" (
"CountryId" INT UNIQUE,
"CountryName" TEXT,
"Continent" INT,
PRIMARY KEY ("CountryId"),
FOREIGN KEY ("Continent") REFERENCES "continents"("ContId")
);

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





INSERT INTO "continents" VALUES ("1", "Europe");
INSERT INTO "continents" VALUES ("2", "Asia");
INSERT INTO "continents" VALUES ("3", "North America");
INSERT INTO "continents" VALUES ("4", "South America");
INSERT INTO "continents" VALUES ("5", "Africa");
INSERT INTO "continents" VALUES ("6", "Oceania");
INSERT INTO "countries" VALUES ("10", "Germany", "1");
INSERT INTO "countries" VALUES ("20", "Japan", "2");
INSERT INTO "countries" VALUES ("30", "United States", "3");
INSERT INTO "countries" VALUES ("40", "Brazil", "4");
INSERT INTO "countries" VALUES ("50", "South Africa", "5");
INSERT INTO "countries" VALUES ("60", "Australia", "6");
INSERT INTO "countries" VALUES ("70", "France", "1");
INSERT INTO "countries" VALUES ("80", "South Korea", "2");
INSERT INTO "countries" VALUES ("90", "Canada", "3");
INSERT INTO "countries" VALUES ("100", "Argentina", "4");
INSERT INTO "car_makers" VALUES ("1", "10");
INSERT INTO "car_makers" VALUES ("2", "20");
INSERT INTO "car_makers" VALUES ("3", "30");
INSERT INTO "car_makers" VALUES ("4", "70");
INSERT INTO "car_makers" VALUES ("5", "80");
INSERT INTO "car_makers" VALUES ("6", "90");
INSERT INTO "model_list" VALUES ("1001", "1");
INSERT INTO "model_list" VALUES ("1002", "1");
INSERT INTO "model_list" VALUES ("1003", "2");
INSERT INTO "model_list" VALUES ("1004", "3");
INSERT INTO "model_list" VALUES ("1005", "4");
INSERT INTO "model_list" VALUES ("1006", "5");
INSERT INTO "model_list" VALUES ("1007", "6");
INSERT INTO "model_list" VALUES ("1008", "6");
INSERT INTO "model_list" VALUES ("1009", "3");