Understanding SQL Server Performance Metrics: What to Monitor and How to Interpret the Data You're collecting performance data from SQL Server....
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SQL Server Activity Monitor: Complete Guide and Best Tools
SQL Server Activity Monitor: When Native Tools Work and When You Need More SQL Server activity monitoring tracks real-time database...
Top Database Monitoring Tools: How to Choose the Right One
Database Monitoring Tools: How to Improve Performance, Reliability, and Compliance Database monitoring tools play a central role in ensuring...
T’was the Night Before Patch Day: A SQL Invaders Holiday Story
A festive SQL Invaders tale for the hardworking DBAs everywhere: T’was the night before Patch Day,when all through the stack,Not a query was...
Cloud SQL Monitoring: How to Optimize Performance, Cut Costs, and Gain Full Cloud Visibility
Cloud SQL monitoring is essential for keeping modern databases fast, reliable, and cost-efficient in cloud and hybrid environments. As...
SQL Server Auditing: Complete Guide to Compliance and Security
SQL Server Auditing: PCI-DSS, HIPAA, SOX, GDPR Compliance Without Performance Impact TL/DR: Native SQL Server auditing destroys performance when...
The Ultimate Holiday SQL DBA Checklist for a Stress Free Year End
A DBA’s Holiday Miracle: Enjoy Your Time Off Without SQL Invaders Sneaking In For SQL Server DBAs, the holiday season is supposed to be a time to...
Understanding the Audit-Trail Gap – Beware the Stealth Invader
What It Is An audit-trail gap occurs when critical SQL Server activity—logins, permission changes, schema updates, DDL/DML operations, or SELECT...
Most DBAs Think High CPU Is the Problem. They’re Wrong — It’s the Symptom.
When SQL Server performance tanks, most teams look at the same metric first: CPU usage. And when that number is high, the conclusion seems obvious —...
Understanding Alert Fatigue – The Signal Jammer
What It Is Alert fatigue happens when SQL Server DBAs receive too many notifications—usually because alerts aren’t properly tuned, baselined, or...
SQL Query Optimization: 23 Proven Techniques
Introduction At Idera, we’ve spent years helping SQL Server DBAs and database professionals keep their environments running at peak performance. SQL...
SQL Server Security Best Practices: Protecting Data and Ensuring Compliance
SQL Server security is one of the most pressing priorities for organizations today. Data breaches, unauthorized access, and misconfigurations...
Understanding Resource Contention – The CPU Crusher
What It Is Resource contention occurs when multiple queries, processes, or users simultaneously compete for limited system resources such as CPU,...
Understanding Query Regressions – The Slow-Burn Invader
What It Is A SQL Server query regression occurs when a query that once performed well suddenly slows down. This usually happens due to execution...
How to Perform a SQL Server Health Check
Your SQL Server is the backbone of your data infrastructure. Over time, as databases grow, workloads shift, and new users are added, performance can...
Top 5 SQL Server Performance Monitoring Tools
SQL Server performance monitoring is mission-critical for database administrators and IT teams who need to keep systems optimized, secure, and...
SQL Performance Tuning Dos and Dont’s
Every second counts when it comes to query execution. Poorly tuned SQL queries can drag down application performance, spike CPU usage, and in...
Understanding TempDB Contention
What It Is TempDB contention happens when multiple sessions compete for TempDB resources, slowing down SQL Server. TempDB serves as a workspace...
SQL Under Siege: The Hidden Threats Lurking in Your Databases
Managing SQL Server environments today is more challenging than ever. As databases become larger, more distributed, and increasingly regulated, they...
Understanding Blocking vs. Deadlocks
What It Is Blocking is when one process holds a lock another needs. Deadlocks occur when two or more processes block each other permanently. Why It...
Understanding SQL Server Memory Usage
What It Is SQL Server memory usage governs how much memory is used for caching data, executing queries, and managing internal operations. Why It...