protected function _modify()
    {
        $this->_table->alter(
            'MODIFY ' .
            $this->_database->prepareIdentifier($this->_name) .
            ' ' .
            $this->getDefinition()
        );
    }
protected function _modify()
    {
        $this->_table->alter(
            'MODIFY ' .
            $this->_database->prepareIdentifier($this->_name) .
            ' ' .
            $this->getDefinition()
        );
    }
protected function _modify ( ) { $ this -> _table -> alter ( 'MODIFY ' . $ this -> _database -> prepareIdentifier ( $ this -> _name ) . ' ' . $ this -> getDefinition ( ) ) ; }
Modify column in the database according to current properties
@return void
Modify column in the database according to current properties