text: CREATE TABLE "_courier_messages_tmp" (
  "id" TEXT PRIMARY KEY,
  "type" INTEGER NOT NULL,
  "status" INTEGER NOT NULL,
  "body" TEXT NOT NULL,
  "subject" TEXT NOT NULL,
  "recipient" TEXT NOT NULL,
  "created_at" DATETIME NOT NULL,
  "updated_at" DATETIME NOT NULL
  );
  INSERT INTO "_courier_messages_tmp" (id, type, status, body, subject, recipient, created_at, updated_at) SELECT id, type, status, body, subject, recipient, created_at, updated_at FROM "courier_messages";
  DROP TABLE "courier_messages";
  ALTER TABLE "_courier_messages_tmp" RENAME TO "courier_messages";