-- CreateTable
CREATE TABLE "Session" (
    "id" TEXT NOT NULL PRIMARY KEY,
    "createdAt" DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
    "channel" TEXT NOT NULL
);

-- CreateTable
CREATE TABLE "File" (
    "id" TEXT NOT NULL PRIMARY KEY,
    "filename" TEXT NOT NULL,
    "timestamp" BIGINT NOT NULL,
    "sessionId" TEXT,
    CONSTRAINT "File_sessionId_fkey" FOREIGN KEY ("sessionId") REFERENCES "Session" ("id") ON DELETE SET NULL ON UPDATE CASCADE
);