return false;
    }

    @Override
    public void trace(String msg) {}

    @Override
    public void trace(String format, Object arg) {}

    @Override
    public void trace(String format, Object arg1, Object arg2) {}

    @Override
    public void trace(String format, Object... arguments) {}

    @Override
    public void trace(String msg, Throwable t) {}

    @Override

(uint64(arg1[17]) << 8) x16 := arg1[16] x17 := (uint64(arg1[15]) << 56) x18 := (uint64(arg1[14]) << 48) x19 := (uint64(arg1[13]) << 40) x20 := (uint64(arg1[12]) << 32) x21 := (uint64(arg1[11]) << 24) x22 := (uint64(arg1[10]) << 16) x23 := (uint64(arg1[9]) << 8) x24 := arg1[8] x25 := (uint64(arg1[7]) << 56) x26 := (uint64(arg1[6]) << 48) x27 := (uint64(arg1[5]) << 40) x28 := (uint64(arg1[4]) << 32) x29 := (uint64(arg1[3]) << 24) x30 := (uint64(arg1[2]) << 16) x31 := (uint64(arg1[1]) << 8) x32 := arg1[0]...

(uint64(arg1[17]) << 8) x16 := arg1[16] x17 := (uint64(arg1[15]) << 56) x18 := (uint64(arg1[14]) << 48) x19 := (uint64(arg1[13]) << 40) x20 := (uint64(arg1[12]) << 32) x21 := (uint64(arg1[11]) << 24) x22 := (uint64(arg1[10]) << 16) x23 := (uint64(arg1[9]) << 8) x24 := arg1[8] x25 := (uint64(arg1[7]) << 56) x26 := (uint64(arg1[6]) << 48) x27 := (uint64(arg1[5]) << 40) x28 := (uint64(arg1[4]) << 32) x29 := (uint64(arg1[3]) << 24) x30 := (uint64(arg1[2]) << 16) x31 := (uint64(arg1[1]) << 8) x32 := arg1[0]...

   *
   * <p>For example:
   *
   * {@snippet :
   * Streams.zip(
   *   Stream.of("foo1", "foo2", "foo3"),
   *   Stream.of("bar1", "bar2"),
   *   (arg1, arg2) -> arg1 + ":" + arg2)
   * }
   *
   * <p>will return {@code Stream.of("foo1:bar1", "foo2:bar2")}.
   *
   * <p>The resulting stream will only be as long as the shorter of the two input streams; if one

   *
   * <p>For example:
   *
   * {@snippet :
   * Streams.zip(
   *   Stream.of("foo1", "foo2", "foo3"),
   *   Stream.of("bar1", "bar2"),
   *   (arg1, arg2) -> arg1 + ":" + arg2)
   * }
   *
   * <p>will return {@code Stream.of("foo1:bar1", "foo2:bar2")}.
   *
   * <p>The resulting stream will only be as long as the shorter of the two input streams; if one

//		clause.Associations: {"arg1"},
//		"k1":                {"arg2"},
//		"k2.k3":             {"arg3"},
//		"k4.k5.k6":          {"arg4"},
//	})
//	// preloadMap is
//	map[string]map[string][]interface{}{
//		"k0": {},
//		"k7": {
//			"k8": {},
//		},
//		"k1": {},
//		"k2": {
//			"k3": {"arg3"},
//		},
//		"k4": {
//			"k5.k6": {"arg4"},
//		},
//	}

type ReaderArgs struct {
	unmarshaled bool
}

// IsEmpty - returns whether reader args is empty or not.
func (args *ReaderArgs) IsEmpty() bool {
	return !args.unmarshaled
}

// UnmarshalXML - decodes XML data.
func (args *ReaderArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
	// Make subtype to avoid recursive UnmarshalXML().
	type subReaderArgs ReaderArgs

func (args *WriterArgs) IsEmpty() bool {
	return !args.unmarshaled
}

// UnmarshalXML - decodes XML data.
func (args *WriterArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
	args.QuoteFields = asneeded
	args.RecordDelimiter = defaultRecordDelimiter
	args.FieldDelimiter = defaultFieldDelimiter
	args.QuoteCharacter = defaultQuoteCharacter

type ReaderArgs struct {
	ContentType string `xml:"Type"`
	unmarshaled bool
}

// IsEmpty - returns whether reader args is empty or not.
func (args *ReaderArgs) IsEmpty() bool {
	return !args.unmarshaled
}

// UnmarshalXML - decodes XML data.
func (args *ReaderArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
	// Make subtype to avoid recursive UnmarshalXML().
	type subReaderArgs ReaderArgs

		return nil, errIncorrectSQLFunctionArgumentType(err)
	}

	// Assemble other arguments
	arg2, arg3 := e.From, e.For
	// Check if the second form of substring is being used
	if e.From == nil {
		arg2, arg3 = e.Arg2, e.Arg3
	}

	// Evaluate the FROM argument
	v2, err := arg2.evalNode(r, tableAlias)
	if err != nil {
		return nil, err
	}
	inferTypeForArithOp(v2)