Question: Entity Integrity ensures that Select one:a . Primary is unique and not nullb.Primary Key is not nullc.All values of primary key correspond to foreign keyd.Primary

Entity Integrity ensures that Select one:a.Primary is unique and not nullb.Primary Key is not nullc.All values of primary key correspond to foreign keyd.Primary key is unique identifier

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 Databases Questions!

Q:

Mom and POP database: Project 2 Based on the business requirements provided, the ERD would include the following entities: -Customers -Videos/DVDs -Movie -Distributors -Transactions Assignment to be...

Q:

Project SEE attatchment of mom and pop database In this assignment you will create the physical database from your design created in Project 2. Project 2 was a logical model of the Mom & Pop...

Q:

Project 3 In this assignment you will create the physical database from your design created in Project 2. Project 2 was a logical model of the Mom & Pop database. We need to transition the logical...

Q:

In a well-structured database, the constraint that ensures the consistency of the data is known as the O entity integrity rule. O referential integrity rule. O unique primary key rule. O foreign key...

Q:

Question 21 6 points Which of the following about integrity constraints in relational database systems is/are correct? Select all that apply The entity Integrity rule states that no primary key...

Q:

Project 2 was a logical model of the Mom & Pop database. Step One: CREATE THE SQL DDL FOR YOUR DATABASE For your logical database model created in Project 2 , create the SQL DDL commands that will be...

Q:

the following relational algebra questions based on tables S1 and S2 (below) Question 1 What is the output of S1 S2 ? The row identified by sid 22 The rows identified by sid 31 and 58 The row...

Q:

could someone please help me these access assignment Accounting Information Systems Access Assignment S&S Revenue Database Introduction to Microsoft Access: Microsoft Access is representative of...

Q:

The states that a tuple in one relation that refers to another relation must refer to an existing tuple in that relation Select one: O physical data independence NOT NULL constraint O Entity...

Q:

Question 1 10 pts What do you do if a table has no candidate keys? Pick the best answer. Group of answer choices Use any column as primary key Cannot create primary key for this kind of table Add a...

Q:

Contrans Group Inc. is a public company based in Woodstock, Ontario. The company provides freight transportation and waste collection services. The following information is an extract from Contrans...

Q:

For each of the following indicate whether the random variable is discrete or continuous. a. The length of time to get a haircut. b. The number of cars a jogger passes each morning while running. c....

Q:

A 1 0 , 0 0 0 Par Value bond with \ ( 6 \ % \ ) semiannual coupons was sold on 7 / 1 / 2 0 0 5 . It is callable on the following dates: If not called, it will be redeemed at par on 7 / 1 / 2 0 1 3 ....

Q:

How to solve what is the total amount of eligible education expenses prior to any adjustments made for the purpose of the limit that should be considered when calculating the couples lifetime...

Q:

2. Now draw another circle. Divide this circle into sections representing the relative amount of time and energy you actually devote to each. Compare the size of the sections in each circle. How does...

Q:

4. What actions have you taken in the past that have helped you to cope successfully with stressful circumstances? Could any of these approaches be useful to Diane?

Q:

4. What are the barriers to effective stress management in your life and how can you overcome them? What specific action steps can you take in this regard?