Чему вы научитесь
- Extract information from SQL databases using SQL queries.
- Process and modify raw information for convenient output.
- Modify and add new data to tables.
- Use WHERE and HAVING to filter data.
- Group data using GROUP BY.
- Retrieve data from related tables using JOIN.
- Use built-in functions and expressions in SQL queries.
О курсе
SQL is a Structured Query Language designed specifically for managing and manipulating data stored in relational databases. In this course, you will learn the key features of SQL and how to work with SQL Databases.
Для кого этот курс
The course will be useful for: IT-specialists, testers, marketers, data analysts, administrators and all those who work with SQL databases.
Начальные требования
This course consists of theoretical, testing, and practical sections on SQL.
It is designed to provide you with a comprehensive understanding of SQL and its core concepts.
However, to successfully complete this course, it's important to have elementary knowledge of computer science and mathematics. If you encounter difficulties with certain concepts or ideas related to computer science or mathematics, you should spend some time studying them to address fundamental issues.
Преподаватели курса
Сертификат
Успешно завершив курс, вы получите сертификат от платформы Stepik. Уже 1 260 учеников получили сертификат.
Что вы получите
- Skills and knowledge in demand by employers.
- Opportunity to apply theory in practice.
- Understanding of the fundamental concepts and syntax of the SQL language.
- Preparation for interviews.