Some questions never get old and some question and I believe we will be discussing them for many more years in the future. Just other days, I received this question during my SQL Server Performance Tuning Practical Workshop. The question was about Performance Comparison IN vs OR. Though personally, I have answered this question quite a many times before, let us answer it once again, it never hurts to repeat the truth multiple times.
SQL SERVER – SSMS 17.7 Observation – Two Miscellaneous Category in Database Property Options
First of all this observation is only applicable if you are using SSMS 17.7 build. It was very interesting to me that I was able to find two Miscellaneous categories in Database Property Option for SQL Server. Please note the version of SQL Server which I have connected to SSMS 17.7 is also SQL Server 2017. If you try following on any other SSMS version you may not get the same results.
SQL SERVER – How to Fix CONVERT_IMPLICIT Warnings?
One of the biggest issues I see with at various of my customer who signed up at Comprehensive Database Performance Health Check, is about CONVERT_IMPLICIT. As soon as I demonstrate my customer that they are not getting performance due to CONVERT_IMPLICIT their next question is how can they fix the issue of CONVERT_IMPLICIT. In this single blog post, we will learn about how to find this issue and fix it as well.
How to Find Cardinality or Uniqueness for any Column? – Interview Question of the Week #177
Question: How to Find Cardinality or Uniqueness for any Column?
SQL SERVER – Script to Identify Memory Used By Each Database
During the last SQL Server Performance Tuning Practical Workshop, I was asked a very interesting question by an attendee. The question goes like if there is any script available which users can use and figure out if how much memory used by each of the databases. Fortunately, I was lucky that I have a script handy which exactly does the same task.
SQL SERVER – Install Error: Microsoft Cluster Service (MSCS) Cluster Verification Errors – Part 3
In recent past, I was assisting a client in installing SQL Server clustered instance in a Windows Cluster. There were many errors encountered and I learned a lot from this experience. In this blog, we would learn about Microsoft Cluster Service (MSCS) cluster verification errors which might appear during installation or AddNode.
SQL SERVER – How to Know Transaction Isolation Level for Each Session?
During recent, Comprehensive Database Performance Health Check, I had a very interesting scenario. I was hired by a customer to identify their system’s unexpected performance bottlenecks. I do these for a living so I am usually pretty comfortable. However, this customer was so unique that after their permission I am sharing you their story of transaction isolation level.
SQL SERVER – Unable to Run Maintenance Plan. Error: Integration Services Evaluation Period has Expired
A few days ago, one of my clients contacted me to fix an error which they were getting while using maintenance plan – Integration Services evaluation period has expired. Here is the complete error message which was taken from job history.
We Are Sold Out – Practical Real World Performance Tuning – SQL Authority News
I am very excited to announce that we are sold out for the two of our class focusing on the USA time zone for Practical Real World Performance Tuning. This is indeed very exciting. If you have signed up for the training, we will be meeting later this week and next week. If you have not signed up for the training, indeed we will miss you during our training.
To be super honest, the request for this training was in demand for a quite a while and at the price point of USD 495, it was a quite a deal. Honestly, I had never thought that this training will be sold out so quickly. When I am looking back at this, I feel pretty comfortable that both the classes are filled up 100% and the audience is going to have lots of fun.
Driving up Database Coding Standards and Productivity with SQL Prompt
Alongside specialists, an IT department needs people who are broadly skilled and adaptable, who can pivot quickly to new projects, slot easily into new teams, and be productive quickly. In this blog post, we will learn about database coding standards and productivity.