復制代碼 代碼如下:

USE [tempdb]
GO
/****** Object: UserDefinedFunction [dbo].[fun_getPY] Script Date: 05/23/2012 18:03:45 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
/*
獲取漢字的首拼音
如果是非漢字字符
*/
ALTER function [dbo].[fun_getPY]
(
@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)
--如果非漢字字符，返回原字符
set @PY=@PY+(case when unicode(@word) between 19968 and 19968+20901
then (
select top 1 PY
from
(
select 'A' as PY,N'