my best try to migration

database/migrations/2020_04_20_061955_create_book_table.php

@@ -15,8 +15,7 @@ class CreateBookTable extends Migration
     {
         Schema::create('book', function (Blueprint $table) {
             $table->id();
-            $table->string('name', 300);
-            $table->string('shabok', 300);
+            $table->string('isbn', 100)->unique();
             $table->timestamps();
         });
     }

database/migrations/2020_04_22_124608_create_fucking_table.php

-<?php
-
-use Illuminate\Database\Migrations\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-class CreateFuckingTable extends Migration
-{
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        Schema::create('fucking', function (Blueprint $table) {
-            $table->id();
-            $table->timestamps();
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        Schema::dropIfExists('fucking');
-    }
-}