for i, cn := range r.columnNames {
		if i < len(r.csvRecord) {
			kvs = append(kvs, jstream.KV{Key: cn, Value: r.csvRecord[i]})
		}
	}
	return json.NewEncoder(writer).Encode(kvs)
}

// Raw - returns the underlying data with format info.
func (r *Record) Raw() (sql.SelectObjectFormat, interface{}) {
	return sql.SelectFmtCSV, r
}

// Replace - is not supported for CSV

func (r *Record) Raw() (sql.SelectObjectFormat, interface{}) {
	return r.SelectFormat, r.KVS
}

// WriteJSON - encodes to JSON data.
func (r *Record) WriteJSON(writer io.Writer) error {
	return json.NewEncoder(writer).Encode(r.KVS)
}

// Replace the underlying buffer of json data.
func (r *Record) Replace(k interface{}) error {
	v, ok := k.(jstream.KVS)
	if !ok {