public function addPrimaryKey(string $name): Column
	{
		$column = $this->addColumn($name);
		$this->setPrimaryKey($name);
		return $column;
	}
public function addPrimaryKey(string $name): Column
	{
		$column = $this->addColumn($name);
		$this->setPrimaryKey($name);
		return $column;
	}
Prida primarni klic
@param string $name
@return Column