It was helpful to have subtitles at the beginning. I was able to focus more because I could practice along with the exercises.^^

jihun12144218

You will be able to extract the data you want directly without the help of a developer. We will provide everything you need for analysis, from simple queries to joins. Start learning SQL with a direct lecture from the author of the book <Planner's SQL>.

breachers

[Concept Class] Learn and Use SQL Queries Right Away

입문

초급

중급이상

Orientation

Basic SQL Usage (Query)

Intermediate SQL Usage (Grouping & Functions)

Intermediate to Advanced SQL Usage (Join)

While giving a lecture