1、名字的首字查找,如输入张,把姓张的都查出来 where 名字 like '张%'2、按拼音,如zhang,把姓张、章等的都查出来 建立拼音影射表3、 where 名字 like '%张%'
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) endgo --测试 select dbo.fgetpy('东莞市') as 东莞市,dbo.fgetpy('ab中c国人') as 中国人--删除拼音函数 drop function fgetpy
/*--获得汉字拼音的函数 需要创建一个拼音表,包含所有汉字的发音,这个可以通过转换全拼输入法的编码库得到,这里仅举了一个简单的例子. --邹建 2003.10--*/--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'/*--下面是两个函数,一个以表的形式返回某个字符串的全部拼音,一个返回某某个字符串的其中一个拼音 --*/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declare @i int,@ilen int,@splitchr varchar(1) select @splitchr=' ' --两个拼音之间的分隔符(目的是为了通用性考虑) ,@i=1,@ilen=len(@str)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) endinsert 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)declare @i int,@ilen int,@splitchr varchar(1) select @splitchr=' ' --两个拼音之间的分隔符(目的是为了通用性考虑) ,@i=1,@ilen=len(@str)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) endreturn(@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',3go--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
where 名字 like '张%'2、按拼音,如zhang,把姓张、章等的都查出来
建立拼音影射表3、
where 名字 like '%张%'
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)
endgo
--测试
select dbo.fgetpy('东莞市') as 东莞市,dbo.fgetpy('ab中c国人') as 中国人--删除拼音函数
drop function fgetpy
--邹建 2003.10--*/--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'/*--下面是两个函数,一个以表的形式返回某个字符串的全部拼音,一个返回某某个字符串的其中一个拼音
--*/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declare @i int,@ilen int,@splitchr varchar(1)
select @splitchr=' ' --两个拼音之间的分隔符(目的是为了通用性考虑)
,@i=1,@ilen=len(@str)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)
endinsert 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)declare @i int,@ilen int,@splitchr varchar(1)
select @splitchr=' ' --两个拼音之间的分隔符(目的是为了通用性考虑)
,@i=1,@ilen=len(@str)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)
endreturn(@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',3go--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