Aggregate functions help turn large datasets into simple summaries used across many fields. GROUP BY and HAVING allow structured grouping and filtering of data for clearer reports. Functions like ...

The world of enterprise data is evolving at an incredible pace, and businesses are grappling with increasingly complex data landscapes. This demands more from their database systems than ever before.

The Oracle SQL Developer tool can connect to databases other than Oracle, including MySQL, Microsoft SQL Server and DB2. The SQL development environment helps the programmer perform basic functions on ...

Opinion Last week, I committed a crime. No, I did not defraud the IRS/HMRC or steal some Snyder's Pretzels/Cheesy Wotsits. It was much worse. A keen reader pointed out that I had miscounted the number ...

IBM likes to be secretive about Db2, the 41-year-old database still used by some of the world's largest banks and retailers, but occasionally something leaks out. Db2 was first launched in 1983 and is ...

SQL is a tool that is widely used in the manipulation of data and featuring in the relational database. They are applied in querying, manipulating as well as reporting data and it is commonly used by ...

SQL Window functions are an advanced type of function in SQL. In this post, you will learn about what SQL window functions are and how they can be used or work. What are SQL window functions? SQL ...

While approaches and capabilities differ, all of these databases allow you to build machine learning models right where your data resides. In my October 2022 article, “How to choose a cloud machine ...