private function runMigration()
    {
        // Confirm connection and migration.
        $connection = $this->confirmConnectionAndMigration();

        // Load the migration class.
        $migration_class = $this->getMigrationClass();

        // Process the migration.
        $this->processMigration($connection, $migration_class);

        // Save this migration to the database/migrations folder.
        $this->createMigrationFile($connection, $migration_class);
    }