func CURRENT_TIMESTAMP() RowIterator { return SingleRowIterator{[]ColumnValue{ {Text: time.Now().UTC().Format("2006-01-02 15:04:05")}}, } } */ type SingleRowIterator struct { Row Row Done bool } func (s *SingleRowIterator) Next() (*Row, error) { if !done { return s.Row, nil } return nil, nil }*/.