set ansi_nulls on
set quoted_identifier on
goalter procedure [dbo].[updatenews]
@newsid int,
@title nvarchar(100),
@content text,
@catids varchar(200),
@error nvarchar(200) output
asbegin
declare @index int
declare @catid varchar(10)
begin transaction
begin try
update newscontent set title=@title,[content]=@content
where id=@newsid
delete from newscategory where newsid=@newsid
--while迴圈
while(len(@catids)>0)
begin
set @index=charindex(':',@catids)
if(@index<>0)
begin
set @catid=substring(@catids,1,@index-1)
set @catids=substring(@catids,@index+1,len(@catids)-@index)
endelse
begin
set @catid=@catids
set @catids=''
endinsert into newscategory(newsid,catid) values(@newsid,cast(@catid as int))
end--迴圈結束
commit transaction
return 0
end try
begin catch
set @error=error_message()
rollback transaction
return -1
end catch
end
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