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 "singer" (
"Singer_ID" INT,
"Name" TEXT,
"Net_Worth_Millions" FLOAT,
PRIMARY KEY ("Singer_ID")
);

CREATE TABLE "song" (
"Song_ID" INT,
"Title" TEXT,
"Sales" FLOAT,
"Highest_Position" FLOAT,
PRIMARY KEY ("Song_ID")
);





INSERT INTO "singer" VALUES ("1", "Alice Monroe", "0.0");
INSERT INTO "singer" VALUES ("2", "Bob Carter", "-1.5");
INSERT INTO "singer" VALUES ("3", "Cindy Lee", "3.2");
INSERT INTO "singer" VALUES ("4", "David Kim", "3.2");
INSERT INTO "singer" VALUES ("5", "Eva Zhang", "10.0");
INSERT INTO "singer" VALUES ("6", "Frank O'Neil", "25.5");
INSERT INTO "singer" VALUES ("7", "Grace Park", "100.0");
INSERT INTO "singer" VALUES ("8", "Hank Green", "50.0");
INSERT INTO "singer" VALUES ("9", "Ivy Chen", "0.0");
INSERT INTO "singer" VALUES ("10", "Jackie Wu", "-0.5");