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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 ...

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 ...

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 ...

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 ...

So, my client and their subcontractor(s) have found themselves in a bit of a pickle, as no one bothered to spec or price a DB for a software implementation, so now I've been handed the bag. The client ...