Posted inPerformance Tuning
First Responder Kit Power BI Dashboard
Recently Brent Ozar team added yet another great feature of Power BI Dashboard on data collected from First Responder Kit. In case you are not familiar with what it is,…
Posted inExecution Plan Performance Tuning
Procedures with RECOMPILE Option
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 query tuning,…
Posted inPerformance Tuning TSQL
Common Myth: Loop is Always Faster than Cursor
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 in Performance…
Posted inPerformance Tuning Powershell TSQL
Deploy SQL-Server-First-Responder-Kit with Powershell
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 Brent Ozar…
Posted inInternals Performance Tuning TSQL
Non – Trusted Foreign Keys in SQL Server
Today, I was working with one user to troubleshoot their query timeout issues. Analyzing wait stats on server, I found 'LCK_M_X' wait to be most prominent wait on server. This…
Posted inPerformance Tuning
Log all Activities using sp_WhoIsActive – 2
Hi Friends, in my previous blog post Log all Activities using sp_WhoIsActive, I shared how easy it is to log all sql server sessions using sp_whoIsActive and SQL Server Agent…
Posted inErrors Performance Tuning
Analyzing Deadlock Issues
I often receive the question - what is the best way to find issues when client/user complaints of deadlock issues? Msg 1205, Level 13, State 51, Line 10 Transaction (Process…
Posted inPerformance Tuning TSQL
Optimize for Value – TSQL Query Hint
Today, I was working on an incident of slow running procedure. Procedure was running fine for most of the parameter values but, was getting stuck for few values. I could…
![Result Set of [sp_WhoIsActive]](https://i0.wp.com/ajaydwivedi.com/wp-content/uploads/2016/12/Log_Activities-02-1.png?fit=1024%2C437&ssl=1)
Posted inPerformance Tuning
Log all Activities using sp_WhoIsActive
It is not a new thing for a DBA to check what's running currently on server in order to figure out issues. My personal favorite tool for finding out current…
![Query Optimization 03 – Users statistics (individual user) [StackOverflow]](https://i0.wp.com/ajaydwivedi.com/wp-content/uploads/2016/11/Execution-Plan-02.png?fit=1024%2C576&ssl=1)
Posted inExecution Plan Performance Tuning TSQL
Query Optimization 03 – Users statistics (individual user) [StackOverflow]
Hi Friends, this is my 3rd blog post of series Query Optimization. In last blog post Questions and Answers per Month, we took optimization decision by analyzing warnings suggested by…