-- CreateTable
CREATE TABLE "Share" (
    "id" SERIAL NOT NULL,
    "userId" INTEGER NOT NULL,
    "link" TEXT NOT NULL,
    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "updatedAt" TIMESTAMP(3) NOT NULL,
    "documentId" INTEGER,

    CONSTRAINT "Share_pkey" PRIMARY KEY ("id")
);

-- CreateIndex
CREATE UNIQUE INDEX "Share_link_key" ON "Share"("link");

-- AddForeignKey
ALTER TABLE "Share" ADD CONSTRAINT "Share_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE RESTRICT ON UPDATE CASCADE;

-- AddForeignKey
ALTER TABLE "Share" ADD CONSTRAINT "Share_documentId_fkey" FOREIGN KEY ("documentId") REFERENCES "Document"("id") ON DELETE SET NULL ON UPDATE CASCADE;