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sql server获取汉字首字母的函数(第一版)
来源: 互联网 发布时间：2014-08-29
本文导语: sql server获取汉字首字母的函数(第一版)，供大家学习参考。 代码如下: --取得汉字首字母函数 create function [dbo].[f_getpy_V1] (@str nvarchar(4000)) returns nvarchar(4000) as begin declare @word nchar(1),@py nvarchar(...
sql server获取汉字首字母的函数(第一版)，供大家学习参考。
代码如下:
--取得汉字首字母函数
create function [dbo].[f_getpy_V1] (@str nvarchar(4000))
returns nvarchar(4000)
as
begin
declare @word nchar(1),@py nvarchar(4000)
set @py=''
while len(@str)>0
begin
set @word=left(@str,1)
set @py = @py+ (case when unicode(@word) between 19968 and 19968+20901
then (
select top 1 py
from
(
select 'a' as py, N'驁' as word
union all select 'B',N'簿'
union all select 'C',N'錯'
union all select 'D',N'鵽'
union all select 'E',N'樲'
union all select 'F',N'鰒'
union all select 'G',N'腂'
union all select 'H',N'夻'
union all select 'J',N'攈'
union all select 'K',N'穒'
union all select 'L',N'鱳'
union all select 'M',N'旀'
union all select 'N',N'桛'
union all select 'O',N'漚'
union all select 'P',N'曝'
union all select 'Q',N'囕'
union all select 'R',N'鶸'
union all select 'S',N'蜶'
union all select 'T',N'籜'
union all select 'W',N'鶩'
union all select 'X',N'鑂'
union all select 'Y',N'韻'
union all select 'Z',N'咗'
) T
where word>=@word collate Chinese_PRC_CS_AS_KS_WS
order by py asc
)
else @word
end)
set @str=right(@str,len(@str)-1)
end
return @PY
end
go
create function [dbo].[f_getpy_V1] (@str nvarchar(4000))
returns nvarchar(4000)
as
begin
declare @word nchar(1),@py nvarchar(4000)
set @py=''
while len(@str)>0
begin
set @word=left(@str,1)
set @py = @py+ (case when unicode(@word) between 19968 and 19968+20901
then (
select top 1 py
from
(
select 'a' as py, N'驁' as word
union all select 'B',N'簿'
union all select 'C',N'錯'
union all select 'D',N'鵽'
union all select 'E',N'樲'
union all select 'F',N'鰒'
union all select 'G',N'腂'
union all select 'H',N'夻'
union all select 'J',N'攈'
union all select 'K',N'穒'
union all select 'L',N'鱳'
union all select 'M',N'旀'
union all select 'N',N'桛'
union all select 'O',N'漚'
union all select 'P',N'曝'
union all select 'Q',N'囕'
union all select 'R',N'鶸'
union all select 'S',N'蜶'
union all select 'T',N'籜'
union all select 'W',N'鶩'
union all select 'X',N'鑂'
union all select 'Y',N'韻'
union all select 'Z',N'咗'
) T
where word>=@word collate Chinese_PRC_CS_AS_KS_WS
order by py asc
)
else @word
end)
set @str=right(@str,len(@str)-1)
end
return @PY
end
go
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