code/libraries/joomlatools/library/database/table/abstract.php
public function getIdentityColumn()
    {
        $result = null;
        if (isset($this->_identity_column)) {
            $result = $this->_identity_column;
        }

        return $result;
    }
public function getIdentityColumn()
    {
        $result = null;
        if (isset($this->_identity_column)) {
            $result = $this->_identity_column;
        }

        return $result;
    }
public function getIdentityColumn ( ) { $ result = null ; if ( isset ( $ this -> _identity_column ) ) { $ result = $ this -> _identity_column ; } return $ result ; }
Get the identity column of the table.

@return string
Get the identity column of the table .