-- RedefineTables
PRAGMA defer_foreign_keys=ON;
PRAGMA foreign_keys=OFF;
CREATE TABLE "new_DailyPuzzle" (
    "id" INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
    "date" TEXT NOT NULL,
    "songId" INTEGER NOT NULL,
    "genreId" INTEGER,
    "specialId" INTEGER,
    CONSTRAINT "DailyPuzzle_songId_fkey" FOREIGN KEY ("songId") REFERENCES "Song" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
    CONSTRAINT "DailyPuzzle_genreId_fkey" FOREIGN KEY ("genreId") REFERENCES "Genre" ("id") ON DELETE SET NULL ON UPDATE CASCADE,
    CONSTRAINT "DailyPuzzle_specialId_fkey" FOREIGN KEY ("specialId") REFERENCES "Special" ("id") ON DELETE SET NULL ON UPDATE CASCADE
);
INSERT INTO "new_DailyPuzzle" ("date", "genreId", "id", "songId", "specialId") SELECT "date", "genreId", "id", "songId", "specialId" FROM "DailyPuzzle";
DROP TABLE "DailyPuzzle";
ALTER TABLE "new_DailyPuzzle" RENAME TO "DailyPuzzle";
CREATE UNIQUE INDEX "DailyPuzzle_date_genreId_specialId_key" ON "DailyPuzzle"("date", "genreId", "specialId");
PRAGMA foreign_keys=ON;
PRAGMA defer_foreign_keys=OFF;