sql字符替换与利用sql存储过程替换永利集团304com:

假设你在轮流数据库的钦定字符串或字符,大家须求动用sql字符替换,然则对于相当的大容积的数量替换大家只怕要用到sql存款和储蓄进度替换
物,因为存款和储蓄进程效用超过大家和好写的更替函数哦。

假让你在交替数据库教程的钦点字符串或字符,大家供给采纳sql字符替换,但是对于一点都十分大体量的数额替换我们可能要用到sql存款和储蓄进度替换
物,因为存款和储蓄过程效能抢先我们温馨写的交替函数哦。

update 数据表 set 字段=replace(字段,’.’,”)

上面看风度翩翩款查询结果字符替换

–select * from sjz_dlfzb

–select replace (substring(tbrq,2,len(tbrq)-2),’$’,’-‘) from
sjz_dlfzb

update sjz_dlfzb set tbrq=replace
(substring(tbrq,2,len(tbrq)-2),’$’,’-‘)

update sjz_hpzb set wdm=replace (substring(wdm,2,len(wdm)-2),’$’,’-‘)
where hp_id !=’130121010001’

update sjz_hpzb set dxslx=replace
(substring(dxslx,2,len(dxslx)-2),’$’,’-‘)

select * from sjz_nslzb

update sjz_nslzb set tbrq=replace
(substring(tbrq,2,len(tbrq)),’$’,’-‘) where nsl_id=’130131030061’

select * from sjz_nslzb where nsl_永利集团304com,id=’130131030061′

select * from sjz_nslzb where nsl_id=’130132030033’update
sjz_nslzb set tbrq=replace (tbrq,’$’,’-‘) where
nsl_id=’130132030033’sjz_xpzb

update sjz_xpzb set wd=replace (substring(wd,2,len(wd)),’$’,’-‘)

运用存款和储蓄进程替换字符

create table hello(id int identity(1,1),content text) insert into
hello select ‘img align=baseline alt= border=0 src=/_p1.jpgbr’ union
all select ‘img align=baseline alt= border=0 src=_p1.jpgbr’
–定义替换/删除的字符串 declare @s_str varchar(8000),@d_str
varchar(8000) select @s_str=” –要替换的字符串 ,@d_str=”
–替换到的字符串 –定义游标,循环管理数量 declare @id int declare #tb
cursor for select id from hello open #tb fetch next from #tb into
@id while @@fetch_status=0 begin –字符串替换管理 declare @p
varbinary(16),@postion int,@rplen int select
@p=textptr(contentState of Qatar,@rplen=len(@s_str),@postion=charindex(@s_str,content)-1
from hello where id=@id while @postion0 begin updatetext hello.content
@p @postion @rplen @d_str select
@postion=charindex(@s_str,content)-1 from hello where id=@id end
fetch next from #tb into @id end close #tb deallocate #tb
–展现结果 select * from hello –删除数据测验际遇 drop table hello

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