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 "concert" (
"concert_ID" INT,
"Year" TEXT,
PRIMARY KEY ("concert_ID")
);

CREATE TABLE "singer" (
"Singer_ID" INT,
"Name" TEXT,
"Country" TEXT,
"Song_Name" TEXT,
"Song_release_year" TEXT,
PRIMARY KEY ("Singer_ID")
);

CREATE TABLE "stadium" (
"Stadium_ID" INT,
"Location" TEXT,
PRIMARY KEY ("Stadium_ID")
);





INSERT INTO "concert" VALUES ("1", "2018");
INSERT INTO "concert" VALUES ("2", "2019");
INSERT INTO "concert" VALUES ("3", "2020");
INSERT INTO "concert" VALUES ("4", "2021");
INSERT INTO "concert" VALUES ("5", "2022");
INSERT INTO "singer" VALUES ("1", "Alice Johnson", "USA", "Hey There", "2017");
INSERT INTO "singer" VALUES ("2", "Bob Smith", "UK", "Hello World", "2018");
INSERT INTO "singer" VALUES ("3", "Carlos Diaz", "Spain", "Hey You", "2019");
INSERT INTO "singer" VALUES ("4", "Diana Lee", "Canada", "Goodbye", "2020");
INSERT INTO "singer" VALUES ("5", "Eva Müller", "Germany", "Hey Hey Hey", "2021");
INSERT INTO "singer" VALUES ("6", "Frank O'Connor", "Ireland", "Heyday", "2022");
INSERT INTO "singer" VALUES ("7", "Grace Kim", "South Korea", "Morning Light", "2019");
INSERT INTO "singer" VALUES ("8", "Hiro Tanaka", "Japan", "Hey!", "2020");
INSERT INTO "singer" VALUES ("9", "Isabel Garcia", "Mexico", "Hey Ho", "2018");
INSERT INTO "singer" VALUES ("10", "John Doe", "USA", "No Hey Here", "2017");
INSERT INTO "stadium" VALUES ("1", "New York");
INSERT INTO "stadium" VALUES ("2", "London");
INSERT INTO "stadium" VALUES ("3", "Madrid");
INSERT INTO "stadium" VALUES ("4", "Toronto");
INSERT INTO "stadium" VALUES ("5", "Berlin");
INSERT INTO "stadium" VALUES ("6", "Dublin");
INSERT INTO "stadium" VALUES ("7", "Seoul");
INSERT INTO "stadium" VALUES ("8", "Tokyo");
INSERT INTO "stadium" VALUES ("9", "Mexico City");
INSERT INTO "stadium" VALUES ("10", "Los Angeles");