마케터를 위한 SQL

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SQL is an indispensable tool in data analysis. What is it and why is it important? If you are a beginner, check it out here!

Skip the complicated theories and concepts and just write SQL statements, practice, and follow along!

Datalian's SQL intermediate problem-solving lecture with over 10,000 cumulative students and rich online/offline lecture experience. We will solve several problems together to practice the SQL intermediate theory.

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 advanced SQL problem-solving lecture with over 10,000 cumulative students and rich online/offline lecture experience. We will solve several problems together to practice advanced SQL content.

Make the most of relational database systems!

This course aims to help you acquire the nationally accredited SQLD certification. SQLD refers to a developer who can write accurate SQL in manipulating and extracting data while developing application software based on database and data modeling knowledge.

SQLD Norangi 176 Problem Solving Lecture for those who studied but struggle with problems. After completing the course, you will become an expert, going beyond just passing. SQLD All-in-One Pass!

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

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