Tag: Query Tuning

Resolve High CPU Issue on SQL Server with SOS_SCHEDULER_YIELD & PAGELATCH Waits

Troubleshoot CPU Issue on SQL Server using SQLMonitor

Troubleshoot SQL Server Memory Related Performance Issues using Free Tools

Recently a good friend of mine asked me question whether is there any performance benefit in filtering the data out in subqueries, and then joining them. Well, answer

Hi Friends. If you are wondering if we should check [context_switches] counter for SQL Server Queries while performance tuning, then here is the official verdict from Paul Randal.

Hi Friends, Ever wanted to check the heartbeat of SQL Server. It is a very common activity for a SQL Server user to check CPU, SQL Memory Utilization,

I often see DBAs/developer struggling to find what’s wrong with query. The first step in troubleshooting queries is finding out information like batch text, query text, batch execution

Hi Friends, I often work on Performance Issues, and I found that developers use RECOMPILE option without even understanding it thoroughly. Instead of resolving the performance issue by

From past few weeks, I have been taking interview for Sr. SQL DBA position in my team. What I found is, even candidates saying that they have expertise

There are many tools in market that can help you troubleshoot in specific situations. My personal favorite for finding out issue with SQL Server is SQL-Server-First-Responder-Kit created by