Why Isolation Levels Matter More Than Most Developers Think (SQL Server, Oracle, PostgreSQL and MySQL)
One of the Most Misunderstood Topics in Databases After more than 25 years working with…
Devs
SQL Server
SQL Server
Why Every Serious DBA Must Understand Wait Statistics in SQL Server (Lessons I Learned the Hard Way)
The Moment Every DBA Eventually Faces After 25 years working with databases — SQL Server,…
SQL Server
The SQL Server Log Most DBAs Ignore… Until It’s Too Late
Why Every Serious DBA Must Master SQL Server Error Logs One of the Most Important…
SQL Server
The Hidden SQL Server Command That Lets You Simulate Hardware: Mastering DBCC OPTIMIZER_WHATIF
Introduction One of the most fascinating — and often overlooked — capabilities inside SQL Server…
BI Analyst
Data Analyst
Devs
MySQL
Oracle
Postgres
SQL Server
Data Modeling Is Not Optional: Why a Strong Data Model Defines the Success — or Failure — of Any System
If there’s one mistake I’ve seen repeatedly in my career, it’s this: Teams rushing to…
SQL Server
What Is a Deadlock in SQL Server (And in Any Serious Relational Database)?
If you’ve worked long enough with relational databases in real production environments, you’ve encountered it.…
Career
Microsoft SQL Server Certifications: Valuable, Yes — But Not What Truly Defines a Great Professional
Over the years, I’ve seen thousands of professionals pursue Microsoft certifications for SQL Server and…
SQL Server
Cumulative Updates (CUs) in SQL Server: Why Serious DBAs Never Ignore Them
Let me be very clear about something: Ignoring Cumulative Updates in SQL Server is not…
SQL Server
In-Memory Tables in SQL Server: When They’re Brilliant — And When They’re a Trap
Let me start with something honest: In-Memory OLTP in SQL Server is powerful. But it…
SQL Server
Statistics in SQL Server: The Silent Force Behind Performance (And Why DBAs Ignore It at Their Own Risk)
Let me tell you something that many professionals underestimate: Indexes are powerful.Hardware is expensive.But statistics…