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[DATA, ON] Bước đầu tiên để phân tích dữ liệu
alpaco
Tìm hiểu cách xử lý hiệu quả công việc của bạn bằng Python, ngôn ngữ lập trình cơ bản.
초급
Python, Pandas
30 Minutes of SQL a Day for Beginners
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!
What you will learn!
Concept of data and database
How to install MySQL and use basic SQL syntax
How to write SQL using various functions
Output desired data using subqueries and joins
SQL, the foundation of data utilization
How about studying for just 30 minutes a day? ✏️
Data utilization has been around for a long time.
It was SQL-based..! 🖥
Data analysis is taking place across diverse industries, including IT, finance, manufacturing, logistics, and biotechnology. This data is often stored in SQL-based databases and converted into information for use.
Even in professions previously thought to have little to do with data , the ability to directly extract data and make decisions has become crucial! Why not become a successful professional who can access, actively extract, refine, and process data, thereby improving work efficiency ?
Why SQL? 📈
- It is the most representative language and skill used in data analysis.
- When dealing with massive amounts of data that are growing explosively , it is easy to manage, extract, and process them in a database.
Three key points from the lecture 🎯
Learn this 📚
With data
Concept of database
How to install MySQL
Basic SQL Grammar
(SELECT, FROM, etc.)
With various functions
Writing SQL
With subqueries
Using Join
Data output
Various data
Save to DB
Union and
Usage of Union all
After listening to the lecture
You can do these things! 💪🏻
- You can extract the data you want using select, built-in functions, and set functions without the help of a developer.
- You can use the join syntax to write SQL statements that suit your needs.
- You can join multiple tables, connect data, and manage and utilize data.
Expected Questions Q&A 💬
Q. SQL, is it really necessary?
Even marketers and salespeople are learning a lot about SQL. It's a tool that connects me to my data, allowing me to maintain that connection whenever I want and need it.
Q. Will a complete beginner be able to understand it?
This course is designed to build a foundation for beginners, even those with limited knowledge of databases or SQL. It also covers practical application cases to help you build confidence in using SQL, so check it out.
Recommended for
these people
Who is this course right for?
People who are interested in data but don't know SQL well
For those who want to learn the core of SQL that is widely used in practice
People who know basic SQL grammar but lack the ability to use it
Curriculum
All
18 lectures ∙ (8hr 1min)
Course Materials:
Lecture resources
Published:
Last updated:
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$202.40
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