-- RedefineTables
PRAGMA defer_foreign_keys=ON;
PRAGMA foreign_keys=OFF;
CREATE TABLE "new_Post" (
    "id" INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
    "title" TEXT NOT NULL,
    "content" TEXT NOT NULL,
    "userId" INTEGER NOT NULL,
    "parentId" INTEGER,
    CONSTRAINT "Post_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE RESTRICT ON UPDATE CASCADE,
    CONSTRAINT "Post_parentId_fkey" FOREIGN KEY ("parentId") REFERENCES "Post" ("id") ON DELETE SET NULL ON UPDATE CASCADE
);
INSERT INTO "new_Post" ("content", "id", "title", "userId") SELECT "content", "id", "title", "userId" FROM "Post";
DROP TABLE "Post";
ALTER TABLE "new_Post" RENAME TO "Post";
PRAGMA foreign_keys=ON;
PRAGMA defer_foreign_keys=OFF;