if not exists(select * from sysobjects where name='ttri')
begincreate trigger ttri
on ttriA for insert asdeclare @_num int
begin
select @_num=num from inserted
insert ttrib values(@_num+10);
endend
begincreate trigger ttri
on ttriA for insert asdeclare @_num int
begin
select @_num=num from inserted
insert ttrib values(@_num+10);
endend
on ttriA for insert asdeclare @_num int
begin
select @_num=num from inserted
insert ttrib values(@_num+10);
end--单独执行这段代码是可以的啊
--为什么加了个判断就不行了?