Introduction to SQL | 365 Data Science Courses скачать в хорошем качестве

Introduction to SQL | 365 Data Science Courses

👉Sign up for Our Complete Data Science Training with 57% OFF: https://bit.ly/3sJATc9 👉 Download Our Free Data Science Career Guide: https://bit.ly/47Eh6d5 SQL is one of the fundamental programming languages you need to learn to work with databases. When you are a data scientist in a company and you need data to perform your analysis, you usually have two options: extract it on your own or contact the IT team. Of course, the ability to extract your own data is an extremely valuable skill to have. In this course, we will teach you everything you need to know in terms of database management and creating SQL queries. Sign up and continue the course here: https://bit.ly/3xn6Ymt Video Timestamps: 0:00 Welcome to SQL 4:00 Why SQL? 7:17 Why MySQL? 9:15 Introduction to databases 13:59 SQL as a declarative language 16:10 Data definition language (DDL) 20:23 SQL keywords 21:35 Data manipulation language (DML) 26:30 Data control language (DCL) 31:34 Transaction control language (TCL) Whether you are working in business intelligence (BI), data science, database administration, or back-end development, you will have to retrieve information from a server storing large amounts of data. To achieve this, you need SQL. The relational database management system we chose for this course is MySQL. We did that because MySQL is open-source, reliable, and mature. In one of the videos of this section, we will provide you with step-by-step guidance when you install MySQL Server and MySQL Workbench. The introductory part of this course pays significant attention to database theory. You will learn the meaning of terms like database, data table, data entity, record, field, relation, and more. ► Consider hitting the SUBSCRIBE button if you LIKE the content: https://www.youtube.com/c/365DataScie... ►VISIT our website: https://bit.ly/365ds 🤝 Connect with us on LinkedIn:   / 365datascience   365 Data Science is an online educational career website that offers the incredible opportunity to find your way into the data science world no matter your previous knowledge and experience. We have prepared numerous courses that suit the needs of aspiring BI analysts, Data analysts and Data scientists. We at 365 Data Science are committed educators who believe that curiosity should not be hindered by inability to access good learning resources. This is why we focus all our efforts on creating high-quality educational content which anyone can access online. Check out our Data Science Career guides:    • How to Become a... (Data and AI Career Gui...   #SQL #IntroToSQL #LearnSQL