parsedInput.format = jsonFormat
		found++
	}
	if !parsedInput.ParquetArgs.IsEmpty() {
		if parsedInput.CompressionType != "" && parsedInput.CompressionType != noneType {
			return errInvalidRequestParameter(fmt.Errorf("CompressionType must be NONE for Parquet format"))
		}

		parsedInput.format = parquetFormat
		found++
	}

	if found != 1 {
		return errInvalidDataSource(nil)
	}