MySQL Performance Optimization Intro/Practice for Non-Majors (SQL Tuning Edition)
I have created a course titled 'Introduction to MySQL Performance Optimization & Practice (SQL Tuning Edition)' that is easy for non-majors to understand and can be applied immediately in practice!
1,343 learners
Level Basic
Course period Unlimited
News
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Hello, this is JSCODE! The bountiful Chuseok holiday is just around the corner. 🍂
We’ve prepared a
30% discount event on all of JSCODE Senior’s courses so you can take your development skills to the next level during the precious holiday break![Discount Information]
Apply Spring AI Directly in Real-World Projects: Introducing Chatbots, RAG, and MCP into Spring Services
88,000 won -> 61,600 won (30% discount, deadline: September 20, 2026, 23:59)
Introduction to CI/CD with Jenkins (with AWS)
77,000 won -> 53,900 won (30% discount, deadline: September 20, 2026, until 23:59)
Log Management and Monitoring - ELK, Prometheus, Grafana
55,000 won -> 38,500 won (30% discount, deadline: September 20, 2026, until 23:59)
Introduction to Spring Batch: Mastering the Basics of Large-Scale Data Processing in 3 Hours
66,000 won -> 46,200 won (30% discount, deadline: September 20, 2026, 23:59)
We sincerely thank everyone who has always shown love and support for JSCODE courses.
I hope you have a bountiful Chuseok holiday filled with warmth and joy, shared with your loved ones! 😊
Hello! This is Jaeseong Park from JSCODE 🙇♂
For students preparing for employment and job change targeting IT service companies
I created a backend developer curriculum .
This curriculum is the one I use when teaching my own classes.
This is the curriculum that passed many students in 2024~2025!
For those of you who are unsure about how and in what order you should study to get a job as a backend developer
I hope this helps a little 😊
(You don't have to attend my lectures, you can just get the insights you can get from the curriculum!)

