Outer Banks will soon come to a close. The Netflix action adventure series, which debuted with its first season during peak COVID pandemic in 2020, has its fifth and final season on the way. For ...

Season five finds the Pogues at their absolute breaking point following the tragic loss of JJ in Morocco. Stranded far from ...

There are a couple of nice new features to do with table joins (or merges as they are known in M) and query folding in Power Query in the April release of Power BI Desktop that I want to highlight.

Power Query allows you to merge (“join” in database terms) two tables together in a variety of different ways, including left and right anti joins. Unfortunately, as I found recently, anti joins don’t ...

Cardinality estimation is widely believed to be one of the most important causes of poor query plans. Prior studies evaluate the impact of cardinality estimation on plan quality on a set of ...

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 ...

Abstract: Nested queries are commonly used to express complex use-cases by connecting the output of a subquery as an input to the outer query block. However, their execution is highly time-consuming.

As data analytics has become an important application for modern data management systems, a new category of data management system has appeared recently: the scalable linear algebra system. We argue ...