private function getQualifiedRelatedPivotKeyNameWithAlias(string $alias): string
    {
        $morph = $this->tags();

        return $morph->getTable() . '_' . $alias .
            '.' . $morph->getRelatedPivotKeyName();
    }
private function getQualifiedRelatedPivotKeyNameWithAlias(string $alias): string
    {
        $morph = $this->tags();

        return $morph->getTable() . '_' . $alias .
            '.' . $morph->getRelatedPivotKeyName();
    }
private function getQualifiedRelatedPivotKeyNameWithAlias ( string $ alias ) : string { $ morph = $ this -> tags ( ) ; return $ morph -> getTable ( ) . '_' . $ alias . '.' . $ morph -> getRelatedPivotKeyName ( ) ; }
Returns the Related Pivot Key Name with the table alias.

@param string $alias

@return string
Returns the Related Pivot Key Name with the table alias .