Answer:
The trigger code is given below
create trigger F1_Del
after delete on Friend
for each row
when exists (select * from Friend
where ID1 = Old.ID2 and ID2 = Old.ID1)
begin
delete from Friend
where (ID1 = Old.ID2 and ID2 = Old.ID1);
end
create trigger F1_Insert
after insert on Friend
for each row
when not exists (select * from Friend
where ID1 = New.ID2 and ID2 = New.ID1)
begin
insert into Friend values (New.ID2, New.ID1);
end
Minimizing the other windows or full screen the one your looking at with F11 button
To add an animation to a slide in PowerPoint Online, what is the first step you need to complete is to Select the Text object.
<h3>How do you add animations to text?</h3>
The steps are:
- Select the object or text that is to be animated.
- Select Animations and then choose the one that you want.
- Select Effect Options and then choose the one you want.
Note that To add an animation to a slide in PowerPoint Online, what is the first step you need to complete is to Select the Text object as one needs to choose a slide, select an object before one can add animation.
Learn more about animation from
brainly.com/question/18260878
#SPJ1
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