public function id(String $name = 'id', int $length = 15, Bool $null = false)
	{
		return $this->integer($name, $length, $null, true, ['primary' => true]);
	}
public function id(String $name = 'id', int $length = 15, Bool $null = false)
	{
		return $this->integer($name, $length, $null, true, ['primary' => true]);
	}
public function id ( String $ name = 'id' , int $ length = 15 , Bool $ null = false ) { return $ this -> integer ( $ name , $ length , $ null , true , [ 'primary' => true ] ) ; }
Represents an auto incremented field with a primary key index.

@param 	$name String
@param 	$length Integer
@param 	$null Boolean
@access 	public
@return 	Object Kit\Glider\Schema\Column\Type\Contract\TypeContract
Represents an auto incremented field with a primary key index .