On-board? im assuming so. an on-board storage is where people keep luggage/items on a ship.
hopefully i could help ;)
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
Answer:
b. speed up chemical reactions.
Explanation:
brainly plz
Answer:
Social media influencing tactics has impacted the way I see social media posts in your daily life in the sense that if influences what posts I see and what posts I interact with.
Explanation:
Some examples of social media influencing tactics include ads, videos, social media influencers and so on.
When for example, and ad pops up on my social network and I click on it, similar ads of different products would appear later on my social network. In this way, my interaction with that ad has brought up similar ads to my attention. Likewise interaction with videos and social media influencers. When i interact with one video or social media influencer, a similar video or social media influencer is brought up to my attention in my feed.