QuoteEscape:    []rune(s3Select.Output.CSVArgs.QuoteEscapeCharacter)[0],
			AlwaysQuote:    strings.EqualFold(s3Select.Output.CSVArgs.QuoteFields, "always"),
		}
		err := record.WriteCSV(bufioWriter, opts)
		if err != nil {
			return err
		}
		err = bufioWriter.Flush()
		if err != nil {
			return err
		}
		if buf.Bytes()[buf.Len()-1] == '\n' {
			buf.Truncate(buf.Len() - 1)
		}