private function Duplicate()
    {
        $result = new Join($this->connection);
        $result->tables = $this->tables;
        $result->joins = $this->joins;
        $result->conditions = $this->conditions;
        return $result;
    }
private function Duplicate()
    {
        $result = new Join($this->connection);
        $result->tables = $this->tables;
        $result->joins = $this->joins;
        $result->conditions = $this->conditions;
        return $result;
    }
private function Duplicate ( ) { $ result = new Join ( $ this -> connection ) ; $ result -> tables = $ this -> tables ; $ result -> joins = $ this -> joins ; $ result -> conditions = $ this -> conditions ; return $ result ; }
Clones this object.
@return Source
Clones this object .