Question: what is the difference between the COUNT aggregate function and the SUM aggregate function? Give an example.

what is the difference between the COUNT aggregate function and the SUM aggregate function? Give an example.

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:

What is the difference between the COUNT aggregate function and the SUM aggregate function? Give a separate, complete SQL Oracle code example of each and explain each showing the result with data and...

Q:

What is the difference between the COUNT aggregate function and the SUM aggregate function?

Q:

SELECT query, what is the difference between a WHERE clause and a HAVING clause? Give a complete SQL Oracle code example of each that is different from what is in the book and explain each showing...

Q:

Please answer 1,2,7,8,9 in detail In a SELECT query, what is the difference between a WHERE clause and a HAVING clause? 2. Explain why the following command would create an error and what changes...

Q:

In a SELFCT query, what is the difference between a WHERE clause and a HAVING claus Explain why the following command would create an trror and what changes could be to fix the error SELECI V CODE,...

Q:

In Oracle SQL Developer, you can work on the exercise focuses on HR, the sample human resources database you activated above. Before starting the exercise, explore the HR database schema, using these...

Q:

Create a file to record SQL queries, results and explanations on following questions. Upon the completion of lab works, convert the file to LAB02.PDF and submit to blackboard. List all the rows of...

Q:

Complete the following queries using the Bookstore database and submit as SQL file. 1. View all the customer's (first name, last name, balance) who have an area code of 320 AND have a balance on...

Q:

Hello, can you help me with this python question about Numpy package. Thank you very much! Select one or more: a. Passing a 3-dimensional ndarray to the built-in list() function will return a...

Q:

Please use Matlab Problem 1 (10 pts) In this problem you wll learn a different application of loops to calculate the Discrete Fourier Transform (DFT). You will learn more about the DFT in upcoming...

Q:

Windy Corporation, which uses the allowance method, has accounts receivable of $50,800 and an allowance for uncollectible accounts of $9,800. An account receivable from Tom Novak of $4,400 is deemed...

Q:

How fast does a certain nebula recede if the hydrogen line = 434 nm in its spectrum is displaced by t30 nm toward longer wavelengths?

Q:

Consider the following second - order differential equation. y + 1 6 y = 0 Find the roots of the auxiliary equation. ( Enter your answer as a comma - separated list. )

Q:

Williams Warehousing currently has a warehouse lease that calls for five annual payments of $120,000. The warehouse owner, who needs cash, is offering Williams a deal wherein Williams will pay...

Q:

Explain the aims of the selection process and the importance of talent selection.

Q:

Explain what is meant by the terms unitarism and pluralism.

Q:

Assess the value of references and understand the circumstances where they may be successful.