At Microsoft Build 2025, we announced the public preview of SQL Server 2025. Built on a foundation of best-in-class security, performance, and availability, SQL Server 2025 empowers customers to ...

It seems that COALESCE may be expanded to a CASE/WHEN, which causes the expression to get evaluated twice (link); ISNULL apparently doesn't have this behavior. This has a performance impact (i.e. when ...

### Issue Description Specifying `dtype=pd.Float64Dtype()` while creating a pandas dataFrame leads to inconsistent results in using `series.isnull()` vs. `series.apply(pd.isnull)`. If I don't specify ...

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 ...

Joey Price is CEO of Jumpstart:HR, a workplace culture-focused HR consulting firm and host of the While We Were Working weekly podcast. In my years as a professional consultant, I've learned to spot ...