인프런 - 라이프타임 커리어 플랫폼

Through detailed lectures and hands-on practice on the core elements of SQL, we will provide you with a solid foundation to grow into a SQL analysis expert.

By implementing various practical data analysis cases using SQL, you can simultaneously improve your data analysis and SQL utilization skills.

Learn how to analyze 5 million Korean apartment transaction data using PostgreSQL. Covers the process of data cleaning, transformation, and deriving meaningful insights through various SQL queries.

★PYTHON★ This is a basic lecture on server development using Fast API. Learn how to develop servers easily, quickly, and conveniently using various packages such as Fast API, SQLAlchemy, Pydantic, and Starlette! Don't worry, we have prepared a DB backup file as well as integration with PostgreSQL! We will teach you the "basics" of UI design using Dash and Plotly and provide the source code used in the lecture :)

Course Summary: This course teaches Java and Spring Boot developers how to design, build, and maintain Retrieval-Augmented Generation (RAG) systems at production level. Using Spring AI, PostgreSQL, and Redis, you will learn how to create robust pipelines for ingestion, chunking, embeddings, and retrieval, while orchestrating LLM behavior with reliable prompts. I share my backend engineering experience to help students solve common challenges: data inconsistency, inefficient retrieval, and unreliable prompts. By the end, you will be able to build a fully functional and maintainable internal knowledge assistant, with scalable, production-ready code.

This is a practical backend course designed to cultivate the service planning and design thinking skills that developers need in the AI era.

★.NET 8.0★ This is a basic course on Windows Desktop development using Winform. Learn how to easily do DB CRUD using EntityFrameworkCore. We will teach you the class design method based on loose coupling and the "basics" of Form UI Design. We will also provide the source code used in the course :)

Introduction to SQL Data Analysis! Quick and easy to understand with practical problem solving!

SQL data analysis! We will teach you how to solve practical problems that are applicable in the field, quickly and easily!