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 "Has_Pet" (
"StuID" INT,
"PetID" INT,
FOREIGN KEY ("PetID") REFERENCES "Pets"("PetID"),
FOREIGN KEY ("StuID") REFERENCES "Student"("StuID")
);

CREATE TABLE "Pets" (
"PetID" INT,
"PetType" VARCHAR(20),
"pet_age" INT,
PRIMARY KEY ("PetID")
);

CREATE TABLE "Student" (
"StuID" INT UNIQUE,
"LName" VARCHAR(12),
PRIMARY KEY ("StuID")
);





INSERT INTO "Student" VALUES ("1", "Smith");
INSERT INTO "Student" VALUES ("2", "Jones");
INSERT INTO "Student" VALUES ("3", "Williams");
INSERT INTO "Student" VALUES ("4", "Brown");
INSERT INTO "Student" VALUES ("5", "Davis");
INSERT INTO "Student" VALUES ("6", "Miller");
INSERT INTO "Student" VALUES ("7", "Wilson");
INSERT INTO "Pets" VALUES ("101", "Dog", "5");
INSERT INTO "Pets" VALUES ("102", "Cat", "3");
INSERT INTO "Pets" VALUES ("103", "Bird", "1");
INSERT INTO "Pets" VALUES ("104", "Dog", "8");
INSERT INTO "Pets" VALUES ("105", "Fish", "2");
INSERT INTO "Pets" VALUES ("106", "Cat", "4");
INSERT INTO "Pets" VALUES ("107", "Hamster", "1");
INSERT INTO "Pets" VALUES ("108", "Dog", "6");
INSERT INTO "Pets" VALUES ("109", "Snake", "3");
INSERT INTO "Pets" VALUES ("110", "Bird", "2");
INSERT INTO "Has_Pet" VALUES ("1", "101");
INSERT INTO "Has_Pet" VALUES ("1", "102");
INSERT INTO "Has_Pet" VALUES ("1", "103");
INSERT INTO "Has_Pet" VALUES ("2", "104");
INSERT INTO "Has_Pet" VALUES ("2", "105");
INSERT INTO "Has_Pet" VALUES ("3", "106");
INSERT INTO "Has_Pet" VALUES ("4", "107");
INSERT INTO "Has_Pet" VALUES ("4", "108");
INSERT INTO "Has_Pet" VALUES ("4", "109");
INSERT INTO "Has_Pet" VALUES ("5", "110");
INSERT INTO "Has_Pet" VALUES ("6", "101");
INSERT INTO "Has_Pet" VALUES ("6", "106");
INSERT INTO "Has_Pet" VALUES ("7", "102");