src/Query/Builder.php
public function select($select = null)
    {
        $this->scope->select = Parser::select($select);
        return $this;
    }
public function select($select = null)
    {
        $this->scope->select = Parser::select($select);
        return $this;
    }
Set Select parametr to the query.

@param  mixed  $select
@return $this