Intermediate SQL Course
What will I learn?
Ntlafatsa tsebo ya hao ya Business Intelligence ka Intermediate SQL Course ya rona, e etseditsweng ho ntlafatsa bokgoni ba hao ba ho sekaseka data. Ithute ka botebo ka tlhahlobo ya data ya nako le ho arola bareki ka dihlopha, tseba hantle ho hlatswa le ho fetola data. Ithute mesebetsi ya SQL, ho kenyeletswa mesebetsi ya di-string, dipalo, le nako. Fumana boiphihlelo ho di-joins, mesebetsi ya di-set, le mekgwa ya ho ntlafatsa tshebetso. Ithute ho bokella, ho hlophisa, le mekgwa e metle ya ho sebetsana le diphoso le tshireletseho. Notlolla mekgwa e tsoetseng pele ya ho botsa ka CTEs, di-subqueries, le mesebetsi ya difensetere. Ingolise hona jwale ho fetola boiphihlelo ba hao ba SQL.
Apoia's Unique Features
Develop skills
Enhance your practical skills as listed below
Tseba tlhahlobo ya data ya nako bakeng sa mekgwa e metle ya data.
Ntlafatsa bokgoni ba ho hlatswa le ho fetola data.
Ntlafatsa di-query tsa SQL ka mekgwa e tsoetseng pele ya indexing.
Phethahatsa di-join tse rarahaneng bakeng sa kopanyo e batsi ya data.
Sebedisa mekgwa e metle ya SQL bakeng sa khoutu e sireletsehileng, e sebetsang.
Suggested summary
Workload: between 4 and 360 hours
Before starting, you can adjust the chapters and workload.
- Choose your starting chapter
- Add or remove chapters
- Alter the total course workload
Examples of chapters you can include
You'll be able to generate additional chapters similar to the examples below
This is a free course focused on personal and professional development. It is not equivalent to a technical, undergraduate, or postgraduate course, but provides practical and relevant knowledge for your career.