-- CreateTable CREATE TABLE "messages" ( "id" TEXT NOT NULL, "content" VARCHAR(267) NOT NULL, "authorIp" TEXT NOT NULL, "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP, "parentId" TEXT, CONSTRAINT "messages_pkey" PRIMARY KEY ("id") ); -- AddForeignKey ALTER TABLE "messages" ADD CONSTRAINT "messages_parentId_fkey" FOREIGN KEY ("parentId") REFERENCES "messages"("id") ON DELETE SET NULL ON UPDATE CASCADE;