A Guide to SQL
A Guide to SQL
9th Edition
ISBN: 9781111527273
Author: Philip J. Pratt
Publisher: Course Technology Ptr
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Chapter 2, Problem 17RQ

List the changes you would need to make to your answer for Question 11 if the requirements change so that you must store the year and the semester in which a student took a course and received a grade.

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Based on the ERD below, display the first name, last name and employee initial of anyone whose first name starts with “A”. (Hint: You will use a “Like” phrase.)
Print the course code, start date, and number of attendants for all course offerings that had at least two attendants in 2021. 5.2 Provide the employee IDs of all workers who have ever taught a course as a trainer but have never taken a course as an attendant/trainee. 5.3 Show all the records in eid, job, duration, and evaluation. 5.4 Find out if ever two classes have been conducted at the same course location at the same time.
WEEK 4 ASSIGNMENT   Complete the following exercises: Using your student table, what is the average GPA? Using your student table, what is the minimum GPA? Explain why the following select statement is incorrect (your answer should be limited to no more than a few sentences): SELECT COUNT(first_name) FROM student Explain the following select statement (your answer should be limited to no more than a few sentences): SELECT MIN(DISTINCT gpa) FROM student

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SQL Basics for Beginners | Learn SQL | SQL Tutorial for Beginners | Edureka; Author: edureka;https://www.youtube.com/watch?v=zbMHLJ0dY4w;License: Standard YouTube License, CC-BY