SQL remains the foundation for turning raw records into reports and business insights across industriesCore queries like ...

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 ...

Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier. Due to popular demand, we’re ...

I've been playing around with the new Microsoft service, currently in preview and it's time to show off what it can do. Have you ever struggled with a database performance problem or ever struggled to ...

The structured query language is a powerful tool for connecting to many database systems that store data in tables organized into rows and columns. It's often used on the backend of business websites ...

It’s a common mistake: a company puts a poorly performing database on larger and larger servers, throwing more and more money away while making the same mistakes, but the database never gets any ...

OK, I’ll admit it. I’m not a DBA, but that doesn’t mean I haven’t overseen databases and their performance. I was (and probably still am) the guy who installed a Microsoft SQL database by hitting Next ...