public function toString()
	{
		$this->_generateBaseString();
		$this->_addName();
		$this->_addType();
		$this->_addRestriction();
		$this->_addDefault();

		return $this->_asString;
	}
public function toString()
	{
		$this->_generateBaseString();
		$this->_addName();
		$this->_addType();
		$this->_addRestriction();
		$this->_addDefault();

		return $this->_asString;
	}
public function toString ( ) { $ this -> _generateBaseString ( ) ; $ this -> _addName ( ) ; $ this -> _addType ( ) ; $ this -> _addRestriction ( ) ; $ this -> _addDefault ( ) ; return $ this -> _asString ; }
Returns string representation of add column statement

@return   string
Returns string representation of add column statement