Whether you’re just getting in to programming or you’ve avoided learning SQL, it’s something every developer faces eventually. You may not be responsible for building and maintaining a database, but ...

A step-by-step introduction to SQL, covering everything from basic commands to advanced techniques. Each code snippet is explained and interpreted, making it easy to understand the concepts and apply ...

Assuring optimal performance of database applications starts with coding properly formulated SQL. Poorly written SQL and application code is the cause of most performance problems. As much as 75% of ...

Before delving into how to learn SQL, you should have a brief understanding of the programming language. SQL stands for “Structured Query Language.” It’s a programming language for managing and ...

SQL (Structured Query Language) is an essential skill for professionals in various fields, including data analysis, software development, and data science. Mastering SQL can significantly enhance your ...

Shelley Doll finishes her coverage of SQL data types with an overview of datetime and interval data types. Learn more about the basic syntax of these standard SQL types. Datetimes and intervals are ...

Basics Part 1 of this book is all about SQL, the most popular language used for interacting with relational databases, the main focus of the book. The goal of this chapter is to introduce the most ...