Question: The database requirement that foreign keys must be null or have a value corresponding to the value of a primary key in another table is

The database requirement that foreign keys must be null or have a value corresponding to the value of a primary key in another table is formally called the

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!

The database requirement that foreign keys must be null or have a value corresponding to the value of a primary key in another table is called the _ _ _ _ _ _ _ rule: A . Entity integrity B ....

The detabase requirement that foreign keys must be null or have a value corresponding to the value of a primary key in another table is called theO Entity integrity Foreign key Referential integrity...

Which of the following is not one of the general ledger and reporting activities? Preparation of financial statements Updating the general ledger from the accounting subsystems and treasurer...

The database constraint that says that foreign keys must be null or have a value corresponding to the value of a primary key in another table is formally called the rule of keys. referential...

Question 2 2 ( 2 points ) The database constraint that says that foreign keys must be null or have a value corresponding to the value of a primary key in another table is formally called the rule of...

Please put in correct order! One or more database attributes that uniquely identifies each row in a table Relational Data Model A non-primary key item is stored multiple times; updating the item in...

The constraint that all foreign keys must have either null values or the value of a primary key in another table is referred to as which of the following? a. Referential integrity rule b. Entity...

needed a bit of help on the ones I got wrong or why I got them wrong I wasnt given an ER diagram to do this. this was all the information I received. Question 1 0/2 points In order to be used as a...

Please help!!! CHAPTER 4 RELATIONAL DATABASES 129 The constraint that all foreign keys must have either nall values or the value of a primary key in another table is referred to as which of the...

CSIS 325 Lab 4 (SQL CREATE TABLE) Before beginning this lab, be sure you have successfully downloaded and installed SQL Server Express 2014: (You should have already done this in your first lab, but...

In the following passage, identify a total of 3 different characteristics of pseudoscience that occur. For each characteristic, specify exactly where you see it occur and use its definition to...

What will be the current in the motor of Example 21-9 if the load causes it to run at half speed?

Wilson Co . purc hased land as a factory site for $ 1 , 3 5 0 , 0 0 0 . Wilson Co . paid $ 1 0 2 , 0 0 0 to tear down two buildings on the land. The salvage from the building tear down was sold for $...

CT Corp Comprehensive Question Canadian Tire Corporation, Limited ( Canadian Tire ) is a family of companies that includes a retail segment and a financial services division, among others. The retail...

How can multimedia from the Internet be incorporated in a slide presentation? Give an example. (Objective 7)

Teamwork. Work with three or four of your classmates to develop a job description for the role of business communication student. Then, prepare a performance appraisal that discusses whether you meet...

You have a large amount of numeric data to include in your report. What type of visual aid would be most appropriate? Why? (Objective 3)