sql 数字转人民币大写函数(两种方法)

  create function UpperRMB(@num numeric(14,2))
 returns @rmb table(
     亿    varchar(2)
    ,仟万    varchar(2)
    ,佰万    varchar(2)
    ,拾万    varchar(2)
    ,万        varchar(2)
    ,仟        varchar(2)
    ,佰        varchar(2)
    ,拾        varchar(2)
    ,元        varchar(2)
    ,角        varchar(2)
    ,分        varchar(2))
 as
 begin
 insert into @rmb
 select 
    (case 亿1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖'
        else '' end) as 亿,  
    (case 仟万1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖'
        else '' end) as 仟万,  
    (case 佰万1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖' 
        else '' end) as 佰万,    
    (case 拾万1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖' 
        else '' end) as 拾万,           
    (case 万1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖' 
        else '' end) as 万,          
    (case 仟1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖' 
        else '' end) as 仟,          
    (case 佰1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖' 
        else '' end) as 佰,          
    (case 拾1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖' 
        else '' end) as 拾,          
    (case 元1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖' 
        else '' end) as 元,          
    (case 角1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖' 
        else '' end) as 角,          
    (case 分1          
        when 0 then '零'          
        when 1 then '壹'          
        when 2 then '贰'          
        when 3 then '叁'          
        when 4 then '肆'          
        when 5 then '伍'          
        when 6 then '陆'          
        when 7 then '柒'          
        when 8 then '捌'          
        when 9 then '玖' 
        else '' end) as 分    
from (     
 select 
    case when len(ltrim(str(@num*100,14)))>=11 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),11),1) ) else null end as 亿1,
    case when len(ltrim(str(@num*100,14)))>=10 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),10),1) ) else null end as 仟万1,
    case when len(ltrim(str(@num*100,14)))>=9 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),9),1) ) else null end as 佰万1,  
    case when len(ltrim(str(@num*100,14)))>=8 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),8),1) ) else null end as 拾万1,     
    case when len(ltrim(str(@num*100,14)))>=7 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),7),1) ) else null end as 万1,          
    case when len(ltrim(str(@num*100,14)))>=6 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),6),1) ) else null end as 仟1,          
    case when len(ltrim(str(@num*100,14)))>=5 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),5),1) ) else null end as 佰1,          
    case when len(ltrim(str(@num*100,14)))>=4 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),4),1) ) else null end as 拾1,          
    case when len(ltrim(str(@num*100,14)))>=3 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),3),1) ) else null end as 元1,          
    case when len(ltrim(str(@num*100,14)))>=2 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),2),1) ) else null end as 角1,          
    case when len(ltrim(str(@num*100,14)))>=1 
        then convert(varchar(10),left(right(ltrim(str(@num*100,14)),1),1) ) else null end as 分1    
 ) kk
 return
 end
 
/*
select * from upperrmb(123456789.12)

select 亿+'亿'+仟万+'仟'+佰万+'佰'+拾万+'拾'+万+'万'+仟+'仟'+佰+'佰'+拾+'拾'+元+'元'+角+'角'+分+'分' AS [人民币大写] 
from upperrmb(123456789.12)

--其实单位也可以在函数内设定
*/