Windows Cluster : Understanding the Quorum settings
In my earlier post, I have explained about the windows cluster and how Sql server works on cluster environment. In...
2012-07-18
3,979 reads
PracticalSQLDba
SQL Server: Instant Deadlock Alert Using WMI in Your Mailbox
In my last post I have explained,how to setup alert for blocking using WMI. In this post let us see how...
2012-07-17 (first published: 2012-07-16)
5,593 reads
SQL Server: Instant Blocking Alert Using WMI in Your Mailbox
As a DBA, it is important for all of us to get real time alert on various issues in our...
2012-07-13
6,716 reads
SQL SERVER : SQL Server Scheduler
While troubleshooting the performance issues of SQL server, you might have seen the sessions are in different state like SUSPENDED,RUNNING,RUNNABLE etc....
2012-07-12
8,710 reads
SQL SERVER:How Can I Get Notification Alert When Fail Over Happened ?
It was long time I was searching for simple solution to get notification alert in my inbox when ever fail...
2012-07-16 (first published: 2012-07-05)
5,062 reads
SQL SERVER : The Scene Behind NOLOCK
I have heard many time people talking about the NOLOCK hint. Some of them says it improves the performance and...
2012-07-12 (first published: 2012-07-04)
6,736 reads
How Local Variable or Optimize for Unknown Resolve Parameter Sniffing
In my last post , we have gone through the parameter sniffing and possible solutions for parameter sniffing. In the possible...
2012-06-27
3,418 reads
SQL Server : Parameter Sniffing
Two days back one of my colleque came to me and started complaining about the performance of an Stored Procedure....
2012-06-29 (first published: 2012-06-25)
8,973 reads
Connection Pooling :At a Glance
What is a Connection Pool?
A connection pool is a group of database connections (with same connection properties) maintained in the...
2012-06-15
8,057 reads
SQL Server : Moving System, resource and User Databases to New SAN disk
In my earlier post I have explained the steps that we have followed to move the MSDTC and Quorum drive...
2012-06-18 (first published: 2012-06-12)
4,218 reads
Blogs
Time to Revive our YouTube Channel
It’s been forgotten about and neglected for few years but I’ve decided to dust...
Microsoft MVP 2025: Continuing the Data Platform Journey
I am honored to announce that I have been renewed as a Microsoft MVP...
What is KTLO? Keep The Lights On vs Project Work in Agile
By Rohit Garg
🔍 Demystifying KTLO: A Deep Dive into Keep The Lights On Work in IT...
Forums
How a Legacy Logic Choked SQL Server in a 30-Year-Old Factory
Comments posted to this topic are about the item How a Legacy Logic Choked...
Navigating Multi Platform Realities in My Database Life
Comments posted to this topic are about the item Navigating Multi Platform Realities in...
Import/Export SSMS Settings issue
I have tried a number of times to export and then import my SSMS...
Question of the Day
Query Plan Regressions --
For the Question of the day, I am going to go deep, but try to be more clear, as I feel like I didn't give enough info last time, leading folks to guess the wrong answer... :) For today's question: You’re troubleshooting a performance issue on a critical stored procedure. You notice that a previously efficient query now performs a full table scan instead of an index seek. Upon investigating, you find that an NVARCHAR parameter is being compared to a VARCHAR column in the WHERE clause. What is the most likely cause of the query plan regression?
See possible answers