
Implementing the Gateway Pattern Used in MSA Architecture
July
This lecture covers the process of configuring a custom Gateway API using yaml.
Basic
Go, Kafka, MSA
We covered the concepts considered while migrating 20 billion data items managed through the existing MongoDB to MySQL.
446 learners
Level Basic
Course period Unlimited

Reviews from Early Learners
5.0
유쾌한 캥거루
I think this is a good lecture that focuses on the parts that you need to be careful about when writing queries rather than the basic concepts. I think that in this lecture, you can learn a lot about performance improvement and tuning improvement rather than learning about queries. In fact, I think that queries can be developed through ChatGPT in general, so I was more satisfied with this lecture that focused on theories.
5.0
gy.lyu
I think it will be a great help in my work.
5.0
멀머
Before listening to the lecture, it would be better to study the concepts once with the keywords in the lecture table of contents. Rather than a detailed lecture on the concepts, this lecture focuses more on the parts that need more attention when writing queries and the advice from the instructor's experience.
Things to be aware of when using MySQL
Writing queries in MySQL
Various constraints in MySQL
Locks in MySQL
Who is this course right for?
For those who are new to DB
For those who are curious about large-scale data design
For those who are curious about the basic concepts of MySQL
3,833
Learners
192
Reviews
88
Answers
4.4
Rating
15
Courses
Introduction
As a non-major, I am currently working as a platform server developer in Pangyo.
I enjoy server optimization and various query tuning, and I strive to explain simple features to you in a quick and easy-to-understand manner.
Experience
[Former] Sandbox Blockchain Developer
[Former] Backend Developer at a Nexon subsidiary
[Former] Platform Server Developer at a major tech company in Pangyo
[Current] Server Developer at a Pangyo-based parent company
All
13 lectures ∙ (2hr 6min)
All
30 reviews
4.2
30 reviews
Reviews 7
∙
Average Rating 5.0
5
Thank you for the great lecture. It was filled with great content that is useful in practice, such as things to pay attention to when writing queries rather than basic concepts, and things to pay attention to in order to improve performance, so I felt that my thinking has broadened.
The lecture itself focused on writing queries in MySQL. As the data increases, there are many cases where this part is overlooked and problems cannot be solved. ㅠㅠ I hope that my lecture will help you feel more interested in DB and learn more. Thank you!
Reviews 27
∙
Average Rating 5.0
5
Before listening to the lecture, it would be better to study the concepts once with the keywords in the lecture table of contents. Rather than a detailed lecture on the concepts, this lecture focuses more on the parts that need more attention when writing queries and the advice from the instructor's experience.
Thank you for the good course review. This lecture is something I have personally experienced and applied in my work. I personally do not like theory because the developer's role is to implement it. So I just wanted to show you how I experienced it and implemented it!! I hope it was helpful. Thank you!!
Reviews 14
∙
Average Rating 4.9
5
I think this is a good lecture that focuses on the parts that you need to be careful about when writing queries rather than the basic concepts. I think that in this lecture, you can learn a lot about performance improvement and tuning improvement rather than learning about queries. In fact, I think that queries can be developed through ChatGPT in general, so I was more satisfied with this lecture that focused on theories.
Many people use MySQL and I wanted to share the way I dealt with it. As you left, I think AI is actually more accurate than me when it comes to queries. ㅎㅎ So I covered the theory and optimization part rather than queries. Thank you for your good review.😁
Reviews 4
∙
Average Rating 3.3
2
Personally, I had high expectations after seeing the table of contents, but the definitions were explained verbally and only lightly passed through the DB client. It may be a difference in style because it is a personal matter, but I wondered if it would have been better if the theory part had been prepared in PPT and explained, and then the prepared queries had been tested on the client. The font size was small, so I thought long queries or commands would have been used, but that was not the case. It was a lecture that left me with many regrets. I enjoyed the lecture. Thank you.
I think there were some parts that were disappointing because the nature of my lectures is that I focus on delivering the theoretical parts orally rather than preparing them in PPT and working on the code myself. ㅠㅠ I will try to be more careful in the future and provide a better environment to listen to the lectures. Thank you for leaving a good review!!
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