Alter the above query to only list services where the difference between the service_charge and actual_charge is greater than the average difference between these two charges for services in the ‘SUR’ category of services. The result table shoul
Alter the above query to only list services where the difference between the service_charge and actual_charge is greater than the average difference between these two charges for services in the ‘SUR’ category of services. The result table shoul
Database Systems: Design, Implementation, & Management
12th Edition
ISBN:9781305627482
Author:Carlos Coronel, Steven Morris
Publisher:Carlos Coronel, Steven Morris
Chapter8: Advanced Sql
Section: Chapter Questions
Problem 52P
Related questions
Question
Alter the above query to only list services where the difference between the service_charge and actual_charge is greater than the average difference between these two charges for services in the ‘SUR’ category of services. The result table should only list the service_id and service_description column from the service table. Hint: Compute the average difference between these two charges for ‘SUR’ services in a subquery.
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 2 steps with 1 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Recommended textbooks for you
![Database Systems: Design, Implementation, & Manag…](https://www.bartleby.com/isbn_cover_images/9781305627482/9781305627482_smallCoverImage.gif)
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781305627482
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
![A Guide to SQL](https://www.bartleby.com/isbn_cover_images/9781111527273/9781111527273_smallCoverImage.gif)
A Guide to SQL
Computer Science
ISBN:
9781111527273
Author:
Philip J. Pratt
Publisher:
Course Technology Ptr
![Oracle 12c: SQL](https://www.bartleby.com/isbn_cover_images/9781305251038/9781305251038_smallCoverImage.gif)
![Database Systems: Design, Implementation, & Manag…](https://www.bartleby.com/isbn_cover_images/9781305627482/9781305627482_smallCoverImage.gif)
Database Systems: Design, Implementation, & Manag…
Computer Science
ISBN:
9781305627482
Author:
Carlos Coronel, Steven Morris
Publisher:
Cengage Learning
![A Guide to SQL](https://www.bartleby.com/isbn_cover_images/9781111527273/9781111527273_smallCoverImage.gif)
A Guide to SQL
Computer Science
ISBN:
9781111527273
Author:
Philip J. Pratt
Publisher:
Course Technology Ptr
![Oracle 12c: SQL](https://www.bartleby.com/isbn_cover_images/9781305251038/9781305251038_smallCoverImage.gif)