/***********批量替換一個數據庫中所有表中所有記錄************/

declare @delStr nvarchar(500)

set @delStr='這里是要替換的字符'

/**********以下為操作實體************/

set nocount on

declare @tableName nvarchar(100),@columnName nvarchar(100),@tbID int,@iRow int,@iResult int

declare @sql nvarchar(500)

set @iResult=0

declare cur cursor for

select name,id from sysobjects where xtype='U'

open cur

fetch next from cur into @tableName,@tbID

while @@fetch_status=0

begin

declare cur1 cursor for

--xtype in (231,167,239,175) 為char,varchar,nchar,nvarchar類型

select name from syscolumns where xtype in (231,167,239,175) and id=@tbID

open cur1

fetch next from cur1 into @columnName

while @@fetch_status=0

begin

set @sql='update [' + @tableName + '] set ['+ @columnName +']= replace(['+@columnName+'],'''+@delStr+''','''') where ['+@columnName+'] like ''%'+@delStr+'%'''

exec sp_executesql @sql

set @iRow=@@rowcount

set @iResult=@iResult+@iRow

if @iRow>0

begin

print '表：'+@tableName+',列:'+@columnName+'被更新'+convert(varchar(10),@iRow)+'條記錄;'

end

fetch next from cur1 into @columnName

end

close cur1

deallocate cur1

fetch next from cur into @tableName,@tbID

end

print '數據庫共有'+convert(varchar(10),@iResult)+'條記錄被更新!!!'

close cur

deallocate cur

set nocount off

/*****以上為操作實體******/

posted on

2009-06-17 10:29

東國先生

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