Question: Which keyword represents missing or unknown values in SQL ? Question 1 3 options: a . ZERO b . EMPTY c . NOTHING d .

Which keyword represents missing or unknown values in SQL?
Question 13 options:
a. ZERO
b. EMPTY
c. NOTHING
d. NULL

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:

cRIGHT OUTER JOIN d. INNERJOIN 5. 5. Which of the following is a request that can be answered using an OUTER JOI ? (Points a. Show me customers and employees who have the same name. O b. Find the...

Q:

R CI 5. s. Which of the following is a request that can be answered using an OUTER OIN? (Points : 1) Gradebook Email Live Doc Sharing Dropboxournal aShow me customers and employees who have the same...

Q:

Question 1 (3 points) What is the wildcard character in the SELECT clause to show all columns? $ (dollar sign) % (percent sign) & (ampersand) * (asterisk) Question 2 (3 points) A column alias can be...

Q:

WHERE clause conditions are Boolean (i.e. true or false), and can use a number of different comparison types. Match the SQL comparison operators below with their corresponding definitions: True if...

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:

What keyword is used to provide a name for an expression in a SELECT clause? Question 11 options: HAVING IS AS DISTINC Question 12 (1 point) Saved What is a missing or unknown value? Question 12...

Q:

SAMPLING MEAN: DEFINITION: The term sampling mean is a statistical term used to describe the properties of statistical distributions. In statistical terms, the sample mean from a group of...

Q:

Possible Multiple Choice Questions for the Exam. Focus on the topics discussed in class. Chapter 1 Multiple Choice Identify the choice that best completes the statement or answers the question. ____...

Q:

This is the Table I need to complete These are the files that were provided to solve the problem This is an example of a completed Table All bonds issued by HomeDepot Inc. Project-Part 2 (Total 15...

Q:

QUESTION 1 Which of the Java strings represent the regular expression , \s*? "\,\s\*". ",\\s*". ",\\s\\*". ".\\s\*". QUESTION 2 Which of the following is not a word character? A. w B. 0 C._ D.& 3...

Q:

Prove that cos 2/x = 0. lim

Q:

During the Apollo lunar explorations of the late 1960s and early 1970s, the main section of the spaceship remained in orbit about the Moon with one astronaut in it while the other two astronauts...

Q:

2. Kelley Company has beginning inventory of $125,000, purchases of $950,000, purchases returns and allowances of $25,000, freight-in of $10,000, and ending inventory of $118,000. What is the amount...

Q:

Seved Help 14 Wisconsin Snowmobile Corp. is considering a switch to level production Cost efficiencies would occur under level production, and aftertax costs would decline by $31,500, but inventory...

Q:

4. Be prepared to bring samples of the querying/reporting work you have done in your course work and your Microsoft Access proficiency.

Q:

3. If you dont have experience with the BI software tools required for the job, use the web to learn more about these tools and how other healthcare companies are using them. Go to websites of major...

Q:

5. Have you ever worked on a project team? What were your responsibilities? Did you play a leadership role?