批量替换SQL SERVER库中ntext字段的存储过程

USE [NewsPaper]
GO


/****** Object:  StoredProcedure [dbo].[ReplaceMyStr]    Script Date: 11/07/2013 02:03:50 ******/
IF  EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[ReplaceMyStr]') AND type in (N'P', N'PC'))
DROP PROCEDURE [dbo].[ReplaceMyStr]
GO


SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO




create  procedure [dbo].[ReplaceMyStr]
as


declare @ID int
declare @strtmp varchar(max)
declare @strsrc char(25),@strdsc char(10)
declare @strsrc2 char(12),@strdsc2 char(15)
set @strsrc = '<img&nbsp;src=&nbsp;../..'
set @strdsc = '<img src="'
set @strsrc2 = '.jpg></P><P>'
set @strdsc2 = '.jpg" /><P></P>'


declare replace_Cursor scroll Cursor
for 
select id from yao_article
--for read only
open replace_Cursor
fetch next from replace_Cursor into @ID
while @@fetch_status=0
begin
    select @strtmp = [Content] from yao_article where id=@ID
    select @strtmp = Replace(@strtmp,@strsrc,@strdsc)
    update yao_article set [Content] = @strtmp where id=@ID
       
    fetch next from replace_Cursor into @ID
end
close replace_Cursor
deallocate replace_Cursor


declare replace_Cursor2 scroll Cursor
for 
select id from yao_article
--for read only
open replace_Cursor2
fetch next from replace_Cursor2 into @ID
while @@fetch_status=0
begin
    
    select @strtmp = [Content] from yao_article where id=@ID
    select @strtmp = Replace(@strtmp,@strsrc2,@strdsc2)
    update yao_article set [Content] = @strtmp where id=@ID
        
    fetch next from replace_Cursor2 into @ID
end
close replace_Cursor2
deallocate replace_Cursor2