BEGIN;
CREATE TABLE IF NOT EXISTS "pk_parks" (
	"park.key"	TEXT,
	"park.name"	TEXT,
	"park.alias"	TEXT,
	"city"	TEXT,
	"state"	TEXT,
	"country"	TEXT,
	PRIMARY KEY("park.key")
);

INSERT INTO "pk_parks" SELECT DISTINCT * FROM "parks";
DROP TABLE "parks";
ALTER TABLE "pk_parks" RENAME TO "parks";
COMMIT;