--创建汉字拼音库
create table YingShe(CHR char(2),PY varchar(10))
insert YingShe
select '长','chang'
union all select '长','zhang'
union all select '城','cheng'
union all select '科','kel'
union all select '技','ji'
union all select '金','jin'
union all select '立','li'
union all select '章','zhang'
union all select '公','gong'
union all select '司','si'
go
--获取汉字拼音的函数--返回所有的拼音
create function f_getpy_tb(@str varchar(100))
returns @tb table(re varchar(8000))
as
begin
declare @re table(id int,re varchar(8000)) --数据处理中间表
insert into @re select @i,py from YingShe where chr=substring(@str,@i,1)
while @i<@ilen
begin
set @i=@i+1
insert into @re select @i,re+@splitchr+py from @re a,YingShe b
where a.id=@i-1 and b.chr=substring(@str,@i,1)
end
insert into @tb select re from @re where id=@i
return
end
go
--获取汉字拼音的函数--返回汉字的某一个拼音
create function f_getpy(@str varchar(100))
returns varchar(8000)
as
begin
declare @re varchar(8000)
select @re=py from YingShe where chr=substring(@str,@i,1)
while @i<@ilen
begin
set @i=@i+1
select top 1 @re=@re+@splitchr+py
from YingShe where chr=substring(@str,@i,1)
end
return(@re)
end
go
--测试
--返回'长城'的所有可能拼音
select * from dbo.f_getpy_tb('长城')
--应用案例:
create table MyTable(Name varchar(10),ID int)
insert MyTable select '长城科技',1
union all select '金长城科技',2
union all select '立章城公司',3
go
--查询包含与'长城'拼音一样的记录:
select * from mytable
where exists(select 1 from dbo.f_getpy_tb('长城') where dbo.f_getpy(name) like '%'+re+'%')
--删除表
drop table YingShe,mytable
--删除拼音函数
drop function f_getpy,f_getpy_tb
if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[fGetPy]') and xtype in (N'FN', N'IF', N'TF'))
drop function [dbo].[fGetPy]
GO
--创建取拼音函数
create function fGetPy(@Str varchar(500)='')
returns varchar(500)
as
begin
declare @strlen int,@return varchar(500),@ii int
declare @n int,@c char(1),@chn nchar(1)
select @strlen=len(@str),@return='',@ii=0
set @ii=0
while @ii<@strlen
begin
select @ii=@ii+1,@n=63,@chn=substring(@str,@ii,1)
if @chn>'z'
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
else set @c='a'
set @return=@return+@c
end
return(@return)
end
go
--测试
select dbo.fgetpy('东莞市') as 东莞市,dbo.fgetpy('ab中c国人') as 中国人