MySQL, PostgreSQL, and Microsoft SQL Server are compared side by side to help beginners understand the strengths, limitations ...

DBeaver is a free, open-source, cross-platform SQL client and database administration tool. It is designed to support a wide variety of SQL and NoSQL databases, including MySQL and PostgreSQL. Its key ...

If you are a SQL programmer, learning recursive SQL techniques can be a boon to your productivity. A recursive query is one that refers to itself. I think the best way to quickly grasp the concept of ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...

SQL Server 2016 lets you treat JSON objects like rows in a table, allowing you to use data from AJAX queries in joins, updates and any other SQL statement you can think of. SQL Server 2016 provides ...

An update to the cardinality estimator feature in SQL Server 2022 will be one of the biggest changes to the database engine since its inception. Database engines like SQL Server are incredibly complex ...

When you use index views in the right situations, they can dramatically improve the performance of SQL Server queries. Tim Chapman explains why performance testing is the best way to tell if indexed ...