Use a count aggregate and a group by clause

Assignment Help Basic Computer Science

Reference no: EM13780839

Write a select statement that will display student id, student last name and the number of courses a student has been enrolled. You will need to join two tables, use a COUNT aggregate and a GROUP BY clause in your SELECT statement.

Reference no: EM13780839

Questions Cloud

Override the column labels with meaningful descriptions : Create a SELECT statement that would provide data for a faculty directory. Display should include faculty id, first name, middle initial, last name, office location (building and room), rank and phone number. The display should be sorted by last name..

Low wages but with a highly skilled pool of physicians : A company has started a phone service that uses overseas doctors to provide emergency medical consultations. The responding doctors are based in a country with low wages but with a highly skilled pool of physicians. Responding to each call takes on a..

What is leadership-balancing growth and sustainability : What is leadership? According to J. Richard Hackman, the best way to understand leadership is to view leadership, not as a direct impact on success, but first focus on the definition of success. This article describes a variety of leadership traits t..

What is the total average flow time of LHS : Newt Utes needs to decide where to get a haircut. He has narrowed the choice down to two local hair salons Large Hair Salon (LHS) and Small Hair Cutters (SHC). What is the total average flow time (in minutes) of LHS, which includes both the waiting t..

Use a count aggregate and a group by clause : Write a select statement that will display student id, student last name and the number of courses a student has been enrolled. You will need to join two tables, use a COUNT aggregate and a GROUP BY clause in your SELECT statement.

What percentage of the patients requiring trauma bays : The local hospital’s emergency department has 6 trauma bays. On average, patients requiring a trauma bay arrive every 30 minutes (with a coefficient of variation of 1). If the hospital has an available trauma bay, it is immediately allocated to a nee..

Do either contracts result in supply chain coordination : VHS tapes of a French movie are sold at Savmart, a large retailer. The movie tapes are produced and distributed by Gemini studios. It cost the studio $2 to manufacture and distribute a single tape. Savmart sells the tapes to its customers at a retail..

What are different modes of circuit and packet-switched : Companies are looking at many options to get better service for their telecommunications needs. What are different modes of circuit and packet-switched networks? What are the common types of methods for using these networks, such as DSL, ATM, and so ..

The optimal order quantity for the supply chain : AVM, a competing studio decides to sell the DVD version of the same movie through Savmart. The manufacturing cost to AVM of a DVD is $3. Savmart retails the DVDs for $16 apiece. AVM charges a wholesale piece of $6 per DVD. Assume that the DVD demand ..

User Account

All Pages