/**
* Create a new command set with a Closure.
*
* @param string $table
* @param Closure $callback
* @return \Illuminate\Database\Schema\Blueprint
*/
protected function createBlueprint($table, Closure $callback = null)
{
$blueprint = new OracleBlueprint($table, $callback);
$blueprint->setTablePrefix($this->connection->getTablePrefix());
return $blueprint;
}