/*创建取拼音首字母函数*/ create function [dbo].[fn_ChineseToSpell](@strChinese varchar(500)='') returns varchar(500) begin /*函数实现开始*/ declar...

/*创建取拼音首字母函数*/ 
create function [dbo].[fn_ChineseToSpell](@strChinese varchar(500)='') 
returns varchar(500) 
begin /*函数实现开始*/ 
     declare @strLen int,@return varchar(500),@i int 
     declare @n int,@c char(1),@chn nchar(1)  
     select @strLen=len(@strChinese),@return='',@i=0 
     while @i<@strLen 
     begin /*while循环开始*/
             select @i=@i+1,@n=63,@chn=substring(@strChinese,@i,1) 
             if @chn>'z'/*原理:“字符串排序以及ASCII码表”*/                
                 select @n = @n +1,@c =case chn when @chn then char(@n) else @c end from(select top 27 * from (select chn = '吖' union all select '八' union all select '嚓' union all select '咑' union all select '妸'  union all select '发'  union all select '旮'  union all select '铪'  union all select '丌' /*because have no 'i'*/ union all select '丌' union all select '咔' union all select '垃' union all select '嘸' union all select '拏' union all select '噢' union all select '妑' union all select '七' union all select '呥' union all select '仨' union all select '他' union all select '屲' /*no 'u'*/ union all select '屲' /*no 'v'*/ union all select '屲' union all select '夕' union all select '丫' union all select '帀' union all select @chn) as a  order by chn COLLATE Chinese_PRC_CI_AS ) as b  
                 set @c=@chn
             set @return=@return+@c  
     end /*while循环结束*/  
     return(@return)  
end /*函数实现结束*/

使用方式：
select dbo. [ fn_ChineseToSpell ] ( ' 吴缤 ' )

--提取数字IF OBJECT_ID('DBO.GET_NUMBER2') IS NOT NULLDROP FUNCTION DBO.GET_NUMBER2GOCREATE FUNCTION DBO. ASP.NET Core+Element+SQL Server开发校园图书管理系统（四）（下） ASP.NET Core+Element+SQL Server开发校园图书管理系统（四）（上） ASP.NET Core+Element+SQL Server开发校园图书管理系统（三）（下） SQL Server--实体再复习 SQL Server外连接、内连接、交叉连接