SQL dễ dàng nắm vững chỉ những điều cần thiết

From understanding SQL to using actual functions, Complete preparation for SQLD certification with the latest past exam questions!

AI will not replace people, but it will replace everyone else who cannot use AI.

The Latest Trend in Generative AI, AI Agents! How to Stay Ahead with Cursor, which handles all development tasks, and MCP, which expands functionality!

A complete roadmap for obtaining the Big Data Analysis Engineer certification! We provide a systematic learning process for passing the exam, from data analysis beginners to experts.

A flexible work pipeline connecting information search, analysis, and organization! Search-Based Automation Practical Curriculum Perfected with Felo

Have you ever thought, “I wish I had Iron Man’s perfect secretary Jarvis?” Complete everyone’s Jarvis to help you handle your work wisely!

What if you add Copilot to MS Office? A complete guide to maximizing your work productivity! We provide a systematic learning process to properly utilize M365 Copilot in your work.

Master the nationally certified data analysis associate specialist qualification exam in 2 weeks! Acquire the core theories and background knowledge of data, and learn advanced knowledge of data analysis using R, a statistical analysis tool.

Now is the time to answer based on data rather than experience! If you quantify the reliability with statistical knowledge and present it as evidence, your persuasiveness will increase infinitely!

Stylish video content created with just one line of text! An Easy and Fast Introduction to SNS Content Creation, Starting with Kling AI

A course that covers how to conveniently handle work using the macro recorder without the burden of VBA coding! You can understand how to utilize macros in various ways through practice of simply converting data accumulated in the company into an Excel database and building a search system to find it.

This course will help you make the most reasonable business decisions through data, from data connection to data visualization. Completely master Power BI data analysis and visualization that will lead to valuable insights!

The representative tool of image-generating artificial intelligence, Midjourney! From basic usage methods to practical application through actual design project practice, all at once!

A course that breaks down the barriers to 3D printers and allows you to easily and simply get started with 3D printer modeling! Let's create your own design props with a 3D printer, from tool functions to how to use crate foam.

Claude AI First Steps: Get it right from the start, immediately applicable in practice! If you want to use it smarter, start with Claude AI.

From the analysis model design process to advanced analysis techniques, a big data analysis qualification that even non-majors can start right away!

From data preprocessing to understanding statistical techniques, you can start preparing for the qualification right away without any specialized knowledge!

Have you ever felt itchy and stuffy whenever you created a function in Excel? If so, solve it with this course that covers everything from A to Z about functions!

Coding is AI, performance is me! Maximize practical programming skills even beginners can achieve!

Reading data turns it into money! Even a receipt that would otherwise be thrown away can lead to sales. If you want to turn the data that fills your daily life into results, improve your data literacy.

A beginner's guide to SQL coding! We'll teach you the secrets of writing, interpreting, and validating SQL.

We will teach you the key points of SQL data analysis methods in an easy-to-understand manner through analysis projects and theories.

Author's direct lecture for the SQL200je (PL/SQL) book, published by 정보문화사! This PL/SQL course is by Oracle instructor Yooyeonsu, who has trained countless DBAs and PL/SQL developers. After taking the lecture, you will clearly feel the difference between before and after using PL/SQL.

The goal of this course is for you to efficiently learn SQL, apply it directly to practical work, and quickly develop data analysis skills. Let's grasp essential SQL fundamental concepts through solving Hackerrank problems, immediately apply them to real-world tasks, and truly enhance your skills.

Datalian's SQL basics lecture with over 10,000 cumulative students and rich online/offline lecture experience. Learn SQL basics theory and solve 10 HackerRank problems together.

From understanding SQL to using actual functions, Complete preparation for SQLD certification with the latest past exam questions!

We enable you to fundamentally understand and resolve issues where Hangeul appears broken on web pages or in databases, or files contain unknown characters.

This course is a master class that systematically covers the fundamental principles and practical applications of MongoDB. Starting with core MongoDB concepts, you will systematically learn essential topics for practical work, such as database design, CRUD operations, indexing, aggregation pipelines, performance optimization, transactions, and security. It explains topics step-by-step so even beginners can understand, and you can deeply learn the working principles of MongoDB through exercises and examples. This is the best introductory and practical course for developers who want to build strong MongoDB skills for practical work.

This course is designed to help you learn the core functions of FastAPI, as well as the entire process of web service development. Through this course, we will help you become a FastAPI expert developer needed in the field.

SQLD, where should I start? This course is for you who feel so overwhelmed; you'll meet a changed you after completing it. SQLD All-in-One Pass!

This course covers how to build multi-module projects from scratch using Kotlin and Spring Boot. It proceeds with a hands-on approach, covering everything from the basic concepts of modularization, Gradle configuration, and managing dependencies between modules, to actual application development. Please refer to this course if you are a beginner or intermediate developer looking to learn the fundamentals and practical application of multi-modules.

This course aims to acquire the state-authorized SQLD certification. SQLD refers to a developer who, based on database and data modeling knowledge, can write accurate SQL for manipulating and extracting data while developing application software.

This course teaches MS-SQL through baseball/company databases.

This course is designed to help students learn and practice PHP programming concepts. It is designed for students who want to learn PHP programming concepts.

SQLD Yellow Book 176 Problem Solving Lecture for You Who Studied but Cannot Solve Problems. After Completing the Course, You Will Become an Expert Beyond Passing. SQLD All-in-One Pass!

Providing content on core data concepts, relational data in Azure, non-relational data in Azure, and analytical workloads in Azure, combining theory and practice, this offers a meaningful educational opportunity to not only obtain certification but also take the first step towards becoming a data professional.

Let's understand data analysis suitable for advanced retail business and learn how to utilize tools utilized in the industry!