SQL转换数字中文大写

1.--------------------------
ALTER Function [dbo].[fn_LowerToUpperMoney](@num numeric(14,2))
RETURNS nvarchar(100) WITH ENCRYPTION
AS
BEGIN
DECLARE @n_data nVARCHAR(20),@c_data nVARCHAR(100),@n_str nVARCHAR(10),@i int

SET @n_data=RIGHT(SPACE(14)+CAST(CAST(ABS(@num*100) AS bigint) AS varchar(20)),14)
SET @c_data=''
SET @i=1
WHILE @i<=14
BEGIN
SET @n_str=SUBSTRING(@n_data,@i,1)
IF @n_str<>' '
BEGIN
IF not ((SUBSTRING(@n_data,@i,2)='00') or
((@n_str='0') and ((@i=4) or (@i=8) or (@i=12) or (@i=14))))
SET @c_data=@c_data+SUBSTRING(N'零壹贰叁肆伍陆柒捌玖',CAST(@n_str AS int)+1,1)
IF not ((@n_str='0') and (@i<>4) and (@i<>8) and (@i<>12))
SET @c_data=@c_data+SUBSTRING(N'仟佰拾亿仟佰拾万仟佰拾元角分',@i,1)
IF SUBSTRING(@c_data,LEN(@c_data)-1,2)=N'亿万'
SET @c_data=SUBSTRING(@c_data,1,LEN(@c_data)-1)
END
SET @i=@i+1
END
IF @num<0
SET @c_data=N'(负数)'+@c_data
IF @num=0
SET @c_data=N'零元'
IF @n_str='0'
SET @c_data=@c_data+N'整'
RETURN(@c_data)
END

2.-----------------------

ALTER Function [dbo].[fn_LowerToUpperMoney](@ChangeMoney Numeric(15,2))
returns nvarchar(200) as
begin
Declare @String1 char(20)
Declare @String2 char(30)
Declare @String4 Varchar(100)
Declare @String3 Varchar(100) --从原A值中取出的值
Declare @i bigint --循环变量
Declare @J bigint --A的值乘以100的字符串长度
Declare @Ch1 Varchar(100) --数字的汉语读法
Declare @Ch2 Varchar(100) --数字位的汉字读法
Declare @Zero bigint --用来计算连续有几个零
Declare @ReturnValue VarChar(100)

Select @ReturnValue = ''
Select @String1 = '零壹贰叁肆伍陆柒捌玖'
Select @String2 = '万仟佰拾亿仟佰拾万仟佰拾元角分'

Select @String4 = Cast(@ChangeMoney*100 as bigint)

select @J=len(cast((@ChangeMoney*100) as bigint))

Select @String2=Right(@String2,@J)

Select @i = 1

while @i<= @j Begin

Select @String3 = Substring(@String4,@i,1)

if @String3<>'0' Begin

Select @Ch1 = Substring(@String1, Cast(@String3 as bigint) + 1, 1)
Select @Ch2 = Substring(@String2, @i, 1)
Select @Zero = 0 --表示本位不为零
end
else Begin
If (@Zero = 0) Or (@i = @J - 9) Or (@i = @J - 5) Or (@i = @J - 1)
Select @Ch1 = '零'
Else
Select @Ch1 = ''

Select @Zero = @Zero + 1 --表示本位为0

--如果转换的数值需要扩大，那么需改动以下表达式 I 的值。

If @i = @J - 10 Begin
Select @Ch2 = '亿'
Select @Zero = 0
end

If @i = @J - 6 Begin
Select @Ch2 = '万'
Select @Zero = 0
end

if @i = @J - 2 Begin
Select @Ch2 = '元'
Select @Zero = 0
end

If @i = @J
Select @Ch2 = '整'

end

Select @ReturnValue = @ReturnValue + @Ch1 + @Ch2

select @i = @i+1
end

--最后将多余的零去掉
If CharIndex('仟仟',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '仟仟', '仟')

If CharIndex('佰佰',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '佰佰', '佰')

If CharIndex('零元',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '零元', '元')

If CharIndex('零万',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '零万', '万')

If CharIndex('零亿',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '零亿', '亿')

If CharIndex('零整',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '零整', '整')

If CharIndex('零佰',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '零佰', '零')

If CharIndex('零仟',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '零仟', '零')

If CharIndex('元元',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '元元', '元')

If CharIndex('零元',@ReturnValue) <> 0
Select @ReturnValue = Replace(@ReturnValue, '零元', '元')

Return @ReturnValue

end