Description
SQL is the foundational language for interacting with relational databases and is the backbone of data management. Whether you are new to databases or looking to sharpen your data skills, this book provides the essential knowledge to retrieve, modify, and manage data effectively using SQL.

This book begins with database theory, explaining relational databases and core SQL syntax. It then progresses to data retrieval and manipulation operations, including advanced techniques, such as joins, subqueries, and set operators. You will learn to manage database objects with indexes, views, and triggers, explore advanced SQL techniques like window functions and common table expressions (CTEs), and learn how to optimize queries for peak performance. The book culminates in practical projects that apply everything you have learned to real-world scenarios, preparing you for immediate, hands-on application.

By the end of the book, you will not only understand SQL syntax and commands but also gain practical experience through guided projects that simulate real job scenarios. This book enables you to confidently work with relational databases and apply SQL in your day-to-day responsibilities across various tools and platforms.

What you will learn
Learn SQL fundamentals, from syntax to database schema design.
Write clean and efficient SQL queries using core commands.
Retrieve, filter, sort, and aggregate data from relational databases.
Insert, update, and delete records while maintaining data integrity.
Join multiple tables to extract meaningful, connected data insights.
Use functions, operators, and clauses to manipulate and analyze data.
Handle data types, conversions, and string manipulation techniques.
Apply SQL skills in real-world projects across various job roles.

Who this book is for
This book is ideal for aspiring data analysts, developers, and database administrators who are new to SQL. Readers should have a basic understanding of computer operations, but no programming background is required to get started.

Table of Contents
1. Introduction to SQL
2. Understanding Databases
3. Basic SQL Queries
4. String Generation and Manipulation
5. Advanced Data Retrieval
6. Modifying Data
7. Working with SET Operators
8. Managing Database Objects
9. SQL Performance Optimization
10. Data Generation and Conversions
11. Advanced SQL Techniques
12. Working with Different SQL Databases
13. Security Considerations in SQL
14. Practical SQL Projects
15. SQL Best Practices and Tips

 

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Spis treści

SQL Crash Course eBook -- spis treści