tables.php

<?

        Schema::create('orders', function (Blueprint $table) {
            $table->id();
            $table->string('table')->nullable();
            $table->foreignIdFor(Rst::class)->constrained();
            $table->foreignIdFor(Loc::class)->constrained();
        });

        Schema::create('order_menu', function (Blueprint $table) {
            $table->foreignIdFor(Order::class)->constrained();
            $table->foreignIdFor(Menu::class)->constrained();
        });

        Schema::create('order_choice', function (Blueprint $table) {
            $table->foreignIdFor(Order::class)->constrained();
            $table->foreignIdFor(Menu::class)->constrained();
            $table->foreignIdFor(Choice::class)->constrained();
        });

        Schema::create('order_option', function (Blueprint $table) {
            $table->foreignIdFor(Order::class)->constrained();
            $table->foreignIdFor(Menu::class)->constrained();
            $table->foreignIdFor(Choice::class)->constrained();
            $table->foreignIdFor(Option::class)->constrained();
        });