View file hrm-saas-2.5.7/script/database/migrations/2015_12_29_055336_drop_leave_app_foreign_keys.php

<?php

use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;

class DropLeaveAppForeignKeys extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        Schema::table("leave_applications", function(Blueprint $table) {
           $table->dropForeign("leave_applications_halfdaytype_foreign");
            $table->dropForeign("leave_applications_leavetype_foreign");
        });
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        //
    }
}