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sergejj [24]
4 years ago
14

What is the purpose of creating a primary key in a database

Computers and Technology
1 answer:
ss7ja [257]4 years ago
7 0

Answer:

Basically it creates a unique identifier for each row in your table and that can help you link your table to other tables using primary key as link

Explanation:

"Primary key allows you to create a unique identifier for each row in your table. It is important because it helps you link your table to other tables (relationships) using primary key as links."

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Try my game? https://scratch.mit.edu/projects/589314237
Mama L [17]

Answer:

ok :)

Explanation:

3 0
3 years ago
Read 2 more answers
Deon plans to ride a 15 mile bicycle trail.his if his average is 20 miles per hour
asambeis [7]
20/60 = x/15

20*15=300
60*x=60x

60x/300=5

Now check your answer

20/60=5/15


So if Deon plans to ride a 15 mile bicycle trail with an average speed of 20 miles per hour.
It would take him 5 minutes to go through a 15 mile bicycle trail.

You’re answer is _5 minutes_
5 0
3 years ago
Why ads on this app do it help pay for the free stuff?
UNO [17]

Answer:

Yes

Explanation:

The ads help support the system for you using this website for free.

4 0
2 years ago
How to achieve competitive advantage using information systems models
Maurinko [17]

Information systems can achieve competitive advantage by engaging in:

  • Lowering costing.
  • Boasting differentiation of their product.
  • Changing Their competitive scope.

<h3>What is competitive advantage?</h3>

Competitive advantage is known to be that  factors that helps a firm to produce goods or services better or relatively more cheaply than their counterparts.

Note that in the case above, Information systems can achieve competitive advantage by engaging in:

  • Lowering costing.
  • Boasting differentiation of their product.
  • Changing Their competitive scope.

Learn more about competitive advantage from

brainly.com/question/14030554

#SPJ12

4 0
2 years ago
Which of the following characteristics of an e-mail header should cause suspicion?A. Multiple recipientsB. No subject lineC. Unk
julsineya [31]

Answer:

The correct answer for the given question is option(b) i.e " No subject line"

Explanation:

In the e-mail subject is the important part which describe the information which kind of particular mail is send or received .if we do not give any subject line in the e-mail header then most of the chances that email will not read by recipients due to this suspicion will be caused.

Unknown Sender and Multiple recipients do not cause suspicion so the correct answer is option(b) i.e No subject line".

3 0
3 years ago
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