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Microsoft just patched a record 1,400+ flaws in latest Windows 11 security update: what you need to know

Massive Microsoft Patch Tuesday updates have become the norm and October may actually have broken records, fixing over 1,400 vulnerabilities in Windows. This comes just a month after the company ...

[Database Series 06] Understand Bind Variables! Basic Techniques to Prevent SQL Injection and Improve Performance

The content of this article might be a bit difficult for those with no programming experience.This is because, in my ...

[Introduction to DB Design & Tuning] Thinking Methods and Approaches for Blazing-Fast Optimization of 'Heavy Databases' Learned in the Field

When operating web applications or business systems for many years, the 'database (DB) performance degradation problem' is ...
Chris Webb's BI Blog

ApproximateDistinctCount In Power BI Is Sometimes Slower Than DistinctCount

As a follow-on from last week’s post about the new ApproximateDistinctCount function in DAX, I want to share something I found out from my recent testing for this function: ApproximateDistinctCount is ...
iMasters

Cinco palavras do SQL que fazem o PostgreSQL trabalhar mais do que o necessário

Benchmark com 2 milhões de linhas mostra o custo real de UNION, MATERIALIZED, ORDER BY random() e SELECT * no PostgreSQL 18.6 ...
Chris Webb's BI Blog

The Problem With Approximate Distinct Counts In Power BI – And How To Solve It

As you’ve probably seen in the blog post for the September 2026 release of Power BI, Import mode and Direct Lake mode semantic models now support the ApproximateDistinctCount() DAX function. I tested ...
MarketScale

For constant plant-floor process streams, a data historian is often a better fit than SQL Server or Oracle

Bill Schmidt (Renson House) explains when a data historian fits plant process data better than SQL Server or Oracle—and where historians hit limits.