John Deardurff

The SQL Server Microsoft Certified Trainer

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CPU Pressure Feature Image SQLMCT

CPU Pressure or Time to Tune a Query?

Explore the question of CPU pressure vs. tuning queries for optimal performance. Discover whether to scale or tune your SQL Server.


The Operational Cost of Maintaining Indexes

The Operational Cost of Maintaining Indexes

Understand the operational cost of maintaining indexes and how it impacts database performance during write operations.


SQL AI Developer Certification

New SQL AI Developer Associate Certification

Explore the new SQL AI Developer Associate certification to enhance your skills in AI-driven SQL solutions.


FABCON and SQLCON 2026

SQL Server at FABCON & SQLCON 2026

Explore SQL Server at FABCON & SQLCON 2026, where Microsoft highlights its elevation and modernization in data platforms.


Business Continuity and Disaster Recovery in Azure SQL

Business Continuity and Disaster Recovery in Azure SQL 

Explore Business Continuity and Disaster Recovery in Azure SQL to enhance your data resiliency and availability strategies.


Database Instructions with Copilot and SSMS

Using Database Instructions with GitHub Copilot

Learn about using database instructions with GitHub Copilot to enhance your SQL experience and boost query accuracy.


SQL Server Security Updates Deardurff SQLMCT

SQL Server Security Updates: March 2026

Discover the latest SQL Server security updates: March 2026 for SQL Server 2016 through SQL Server 2025 and ensure protection.


TempDB Improvements in SQL Server 2025

TempDB Improvements in SQL Server 2025

Explore TempDB improvements in SQL Server 2025. Learn how governance and monitoring enhance performance and recovery.


Using Copilot to Improve Deliveries

Using Microsoft Copilot to Improve Deliveries 

Enhance your training sessions with Microsoft Copilot to improve deliveries and reduce administrative tasks while engaging your audience.


Fast Failover SQL Server 2025

Fast Failover in SQL Server 2025

Explore Fast Failover in SQL Server 2025 with advanced telemetry and intelligent failover logic for improved high availability.


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Copyright 2026 | John Deardurff