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declare @tab_name varchar(100),@col_name varchar(100),@newResult varchar(max),@sql varchar(max)
declare curTab_setData cursor fast_forward
for select * from Table_1 where tab_name<>‘[dbo].[STEM_Log]‘
open curTab_setData
fetch next from curTab_setData into @tab_name,@col_name
while @@FETCH_STATUS=0
begin
--set @sql=‘select substring(‘+@col_name+‘,1,charindex(‘‘<div style=‘‘,‘+@col_name+‘)-1),‘+@col_name+‘ colname from ‘+@tab_name
--+‘ where‘+@col_name+‘ like‘‘%div style%‘‘‘
----print @sql
--exec(@sql)
set @sql=‘update ‘+@tab_name+‘set ‘+@col_name+‘= substring(‘+@col_name+‘,1,charindex(‘‘<div style=‘‘,‘+@col_name+‘)-1)
where‘+@col_name+‘ like‘‘%div style%‘‘‘
exec( @sql)
fetch next from curTab_setData into @tab_name,@col_name
end
close curTab_setData
deallocate curTab_setData
游标循环读取数据，更改数据
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原文地址：http://www.cnblogs.com/theMaxBear/p/5836217.html
