This chapter introduces SQL and explains the basic concepts of databases and data management.
In this chapter, students will learn what SQL is, why it is used, and where it is applied in real-world software
applications. This chapter helps beginners understand how databases store data and how SQL is used to communicate
with a database.
Students will also learn the importance of SQL in web development, backend development, and software engineering.
Before writing SQL queries, it is very important to understand these fundamentals clearly.
This chapter builds a strong foundation for learning database operations and prepares students for writing
practical SQL queries in upcoming lessons.