Now you know the basics of SQL database commands SQL is the language of databases, and we’ve reviewed the most basic command statements used in data queries.

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

But writing efficient SQL statements can be tricky. This is especially so for programmers new to a relational database environment or those who have never been trained to properly write SQL. Of course ...

Even though you intend to run SQL 2012, you can only buy licensing for the current version. However, it usually has downgrade rights so running 2012 should be no problem. This is the most ...

In the SQL 101 course, you’ll learn important fundamentals you need to start writing meaningful queries using the language. In the other courses, you’ll learn different ways to use SQL ...

If you want to learn SQL basics, you can do so in as little as two to three weeks. While you can master coding fundamentals quickly, it takes time to develop a strong command of SQL.

As vibe coding takes off, OpenAI says Codex will help advanced developers automate chores in a safe and explainable way.

Most respondents were running production on SQL Server versions 2008 R2, 2012, and 2014 (around 16% each), with SQL Server versions 2005, 2008, and 2016 at the next tier of adoption (around 10%). Most ...

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.

Basic SQL knowledge will enable you to better understand how popular reporting tools such as Google Analytics work behind the scenes, as it is essentially a large database that we query to get key ...