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:
A problem is a challenging task or process that needs resources not available to the individual or group responsible for the task.
An example of a business problem is data analysis.
Explanation:
A business enterprise is driven by profit making. Investing in a business opportunity requires or demands for feasibility study. Without the right computer skills, a company dives into various physical forms of survey like giving questionnaires to potential clients.
This form of survey requires a lot of time and money that should be invested in other assets in the company and the data acquired, sometimes is not enough to make long term business decisions.
On the other hand, when a spreed sheet application is used (like microsoft excel) by a business data analyst with big data and data visualization skills, large data could be accessed online and analysed of a fast and efficient descriptive and predictive analysis for long term business decisions.
Según estos estudios, el impacto de los robots en la productividad ya se compara con la contribución de las máquinas de vapor en el pasado. ... Algunos de los aumentos en la productividad que se derivan de la densificación de los robots se comparten con los trabajadores mediante el pago de salarios más altos.
Wouldn’t be A, C. When editing a word document it would be B and when just opening one from someone it would be D. This question doesn’t give a brief explanation of what’s happening. Can you give more information or is that all of the question?
Animation Programmer
In this situation, the subject of "Game Creation", has nothing to do with animations, that would be the work of the animation team. A programmer would be the one programming the tools, the AI, and even the graphics, but not the animations.
Good Luck!
