Question: What is it that is used to implement the relationships in the relational model? a . Foreign key b . Primary key and foreign key

What is it that is used to implement the relationships in the relational model?
a.
Foreign key
b.
Primary key and foreign key
c.
Attributes
d.
Primary key

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Programming Questions!

Q:

Prepare the remeasurement of Papua New Guinean sales office PGK balances into AUD for December 31, 2024. Show the calculation of remeasurement loss, 2024. Prepare the translation of Kangaroo Limited...

Q:

For the following SQL Database questions choose the correct response: ------------------------------------------------------------------ Question a. :In relational model, a foreign key must match the...

Q:

Which of the following is true when representing a one - to - one binary relationship using the relational model? The foreign key column is added to the table representing the entity with the most...

Q:

Which of the following keys is generally used to represents the relationships between the tables? Primary key Foreign key Secondary key None of the above

Q:

Create -Conceptual ER model mapping steps, final logical model,and mapped relations. -Table structure design -SQL CREATE Table statement corresponding to each table design. The report must be a...

Q:

RESEARCH PROJECT TEMPLATE - MSLM 610 (3500-4000 words) Introduction (approximately 800 words) Discuss the Introduction here with the following in mind: Summarize the current state of knowledge...

Q:

\u0003 The Effects of Some Risk Factors in the Supply Chains Performance: A Case of Study L. Avelar-Sosa*1, J.L. Garca-Alcaraz2 and J.P. Castrelln-Torres3 1, 2 Department of Industrial Engineering...

Q:

As a database developer at the creative Developers Company (CDC), you got a new project to develop a cloud database system for a Cinema named the Movie Zone. CDC Company conducted a meeting with the...

Q:

1.(15 marks) Given the ER diagram of a MOVIES database of Figure B.1, answer the following questions with this diagram. . PERFORMS IN N AName Mame MOVIE ACTOR LEAD ROLE 2 N 1 ALSO A DIRECTOR ACTOR...

Q:

Q 1 ( 4 0 - point ) : Give the formal or informal definitions of the following terms in relational model: ( 1 0 - point ) Super Key ( 1 0 - point ) Candidate Key ( 1 0 - point ) Primary Key ( 1 0 -...

Q:

Q 1 ( 4 0 - point ) : Give the formal or informal definitions of the following terms in relational model: ( 1 0 - point ) Super Key ( 1 0 - point ) Candidate Key ( 1 0 - point ) Primary Key ( 1 0 -...

Q:

Explain how the two types of swaptions are like interest rate options and how they are different?

Q:

Explain whether the following consumer goods are classified as good or bad debt. Explain your rationale. a. Mortgage b. Home equity line of credit to build a new patio c. Student loan d. Gap credit...

Q:

Queman Moster Mily: "Mitemalp, Murum IRS Herverta 5 7 = buin 1 9 of 3 0 Concepts computed Multiple Choice Question Which of the following is true regarding the balance sheet components? Liabilities...

Q:

Futura Company purchases the 79,000 starters that it installs in its standard line of farm tractors from a supplier for the price of $11.80 per unit. Due to a reduction in output, the company now has...