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Make a list of all course offerings. Provide the course code, start date, course duration, and trainer's name. 4.2 List the course code, start date, and number of attendees for all course offerings. Sort your results based on the number of attendees, from most to least. 4.3 Which workers took the same course more than once? 4.4 Provide the name of all trainers, the number of courses they taught, the total number of students in their classes, and the average assessment rating. The evaluation ratings should be rounded to one decimal place. 4.5 Who took the same courses as employee with eid = 2002?

Make a list of all course offerings. Provide the course code, start date, course duration, and trainer's name. 4.2 List the course code, start date, and number of attendees for all course offerings. Sort your results based on the number of attendees, from most to least. 4.3 Which workers took the same course more than once? 4.4 Provide the name of all trainers, the number of courses they taught, the total number of students in their classes, and the average assessment rating. The evaluation ratings should be rounded to one decimal place. 4.5 Who took the same courses as employee with eid = 2002?

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Make a list of all course offerings. Provide the course code, start date, course duration, and trainer's name. 4.2 List the course code, start date, and number of attendees for all course offerings. Sort your results based on the number of attendees, from most to least. 4.3 Which workers took the same course more than once? 4.4 Provide the name of all trainers, the number of courses they taught, the total number of students in their classes, and the average assessment rating. The evaluation ratings should be rounded to one decimal place. 4.5 Who took the same courses as employee with eid = 2002?
Lessons Training Attendant Subject Evaluation Code Startdate Trainer Location 2001 DATA 4 SQL 10-9-2021 Andrew JHB SQL ТАВ 14-9-2021 Andrew Midrand 2002 DATA DATA 22-9-2021 Andrew Pretoria 2003 PLUS 4 PLUS 4-10-2021 Smith Pretoria 2004 REP 2 REP 8-10-2021 khetha JHB DATA 4 ERR 20-10-2021 khetha Midrand 2005 ERR 4 2006 ERR 4 2007 SQL 5 Source: Okwonkwo, C. (2021)
Transcribed Image Text:Lessons Training Attendant Subject Evaluation Code Startdate Trainer Location 2001 DATA 4 SQL 10-9-2021 Andrew JHB SQL ТАВ 14-9-2021 Andrew Midrand 2002 DATA DATA 22-9-2021 Andrew Pretoria 2003 PLUS 4 PLUS 4-10-2021 Smith Pretoria 2004 REP 2 REP 8-10-2021 khetha JHB DATA 4 ERR 20-10-2021 khetha Midrand 2005 ERR 4 2006 ERR 4 2007 SQL 5 Source: Okwonkwo, C. (2021)
Employees eid sname Init job dept dob location salary 2001 Stones Admin HR 3-12-1980 JHB 5000 2002 Johnson Salesrep Sales 12-4-1991 Midrand 7000 2003 Nkosi F Manager Accounting 4-6-1978 Pretoria 20000 2004 Dludla H salesrep sales 20-6-1985 JHB 7500 2005 Dlamini J Manager HR 7-9-1976 Pretoria 25000 2006 Pale Admin HR 16-3-1997 Midrand 6000 2007 Peter M Accountant Accounting 14-4-1969 JHB 8000 2200 Smith Trainer Training 4-12-1982 JHB 12000 Courses Code Description Duration Campus SQL Introduction to SQL 4 days JHB ТАВ Table creating 7 days Midrand DATA Data manipulation 4 days Pretoria PLUS Command line 3 days Pretoria REP Report generation 4 days JHB ERR Error handling 7 daya Midrand
Transcribed Image Text:Employees eid sname Init job dept dob location salary 2001 Stones Admin HR 3-12-1980 JHB 5000 2002 Johnson Salesrep Sales 12-4-1991 Midrand 7000 2003 Nkosi F Manager Accounting 4-6-1978 Pretoria 20000 2004 Dludla H salesrep sales 20-6-1985 JHB 7500 2005 Dlamini J Manager HR 7-9-1976 Pretoria 25000 2006 Pale Admin HR 16-3-1997 Midrand 6000 2007 Peter M Accountant Accounting 14-4-1969 JHB 8000 2200 Smith Trainer Training 4-12-1982 JHB 12000 Courses Code Description Duration Campus SQL Introduction to SQL 4 days JHB ТАВ Table creating 7 days Midrand DATA Data manipulation 4 days Pretoria PLUS Command line 3 days Pretoria REP Report generation 4 days JHB ERR Error handling 7 daya Midrand
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