:::
3-1 database/migrations/2018_07_03_133058_create_exams_table.php
3-2 database/migrations/2018_07_03_141640_create_topics_table.php
<?php
use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
class CreateTopicsTable extends Migration
{
/**
* Run the migrations.
*
* @return void
*/
public function up()
{
Schema::create('topics', function (Blueprint $table) {
$table->increments('id');
$table->text('topic');
$table->unsignedInteger('exam_id');
$table->foreign('exam_id')->references('id')->on('exams')->onDelete('cascade');
$table->text('opt1');
$table->text('opt2');
$table->text('opt3');
$table->text('opt4');
$table->unsignedTinyInteger('ans');
$table->timestamps();
});
}
/**
* Reverse the migrations.
*
* @return void
*/
public function down()
{
Schema::dropIfExists('topics');
}
}
