public function createRepository()
    {
        $this->schema()->create($this->table, function ($table) {

            // The mappings table is responsible for keeping track of which of the
            // mappings have actually run for the application. We'll create the
            // table to hold the mapping file's path as well as the batch ID.
            $table->increments('id');

            $table->string('mapping');

            $table->integer('batch');
        });
    }