code: function convertRawBinary(rawColumnValue, column, context)
  {
    // Ensure the format is valid.
    var format = context.format.toUpperCase();
    Errors.assertInternal(format === "HEX" || format === "BASE64");
  
    // Decode hex string sent by GS.
    var buffer = Buffer.from(rawColumnValue, "HEX");
  
    if (format === "HEX")
    {
      buffer.toStringSf = function()
      {
        // The raw value is already an uppercase hex string, so just return it.
        // Note that buffer.toString("HEX") returns a lowercase hex string, but we
        // want upper case.
        return rawColumnValue;
      }
    }
    else
    {
      buffer.toStringSf = function()
      {
        return this.toString("BASE64");
      }
    }
  
    buffer.getFormat = function()
    {
      return format;
    };
  
    return buffer;
  }
docs: Converts a raw column value of type Binary to a Buffer.
  
  @param {String} rawColumnValue
  @param {Object} column
  @param {Object} context
  
  @returns {Buffer}