× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
r
4
L
4
3
d
3
M
3
l
3
V
3
s
3
d
3
a
3
g
3
j
3
New Topic  
anhsu anhsu
wrote...
Posts: 498
5 years ago
Suppose a relational database contained two linked tables. Which of the following items is not necessarily present in the database?

• Two primary keys

• Two foreign keys

• At least one column

• One foreign key
Textbook 
Accounting Information Systems

Accounting Information Systems


Edition: 14th
Authors:
Read 85 times
2 Replies

Related Topics

Replies
wrote...
5 years ago
Two foreign keys
anhsu Author
wrote...
5 years ago
Helps a lot... Now I'm ready for my quiz
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1724 People Browsing
Related Images
  
 501
  
 1145
  
 1443
Your Opinion
Which is the best fuel for late night cramming?
Votes: 231