SQLServerCentral Runs sp_Blitz - Security
A series that looks at the SQLServerCentral database servers using the Brent Ozar Unlimited sp_blitz script. Read about what we learned.
SQL Server T-SQL Tuning -TVF and Scalar Functions
A UDF is very convenient for centralising business logic as we can specify a set of business logic in one UDF which references multiple stored procedures and ad-hoc queries. However, they can lead to significant performance degradation due to their demands on the CPU
SQL Server Rounding Functions - Round, Ceiling and Floor
I saw your recent tip on Calculating Mathematical Values in SQL Server and have some related issues as I try to round values in my application. My users and me have a difference of opinion on some of the calculations in our reporting applications. All of the code is in T-SQL, but I think the reporting issues are related to data types and rounding down or rounding up rules. Do you have any insight into these issues? I would like to see some examples with a variety of coding options.
Statistical Protection
Statistical databases contain lots of information that can be used in a variety of ways, but it can also be abused. Steve Jones talks about some of the problems and potential solutions.
Partitioning in SQL Server - Part 2
Arshad Ali examines the different concepts of partitioning in SQL Server 2012 and provides a step-by-step guide on creating a partition table/index.
Double Counting and Sign Reversals
Make the ad-hoc analysis of identifying potentially double-counted or sign-reversed Accounting transactions simple and painless.
The $50,000 Laptop
The average value of a lost laptop has been found to be much more than you might expect. Steve Jones talks about a recent study.
What Counts for a DBA: Amnesia
Louis Davidson explains why DBAs often need a healthy dose of selective, enforced amnesia about the pain of previous failures.
How Come the Hourglass? Why Database Applications Slow Down
It is frustrating when you hit 'submit' and you get the hourglass big-time. Is it the database to blame? It could be, but there are other suspects that should be considered. Feodor Georgiev describes where, in the long route, to and fro', that a data request makes before returning, that things can get snarled up.
DR Prep
This week Steve Jones asks how you might handle DR preparation or process differently in the new year.
Blogs
Red Flags in Your Query (T-SQL Tuesday #200)
By Zikato
When I'm looking at a query, I bet it's bad if I see... a...
T-SQL Tuesday #200: When I Look at a Query …
By Steve Jones
This month is a milestone for T-SQL Tuesday. It’s number 200, which doesn’t sound...
Reflections on the Life of a DBA
The DBA life is fraught with pain. Those battles that we endure are mostly...
Forums
A Quick Second Opinion
Comments posted to this topic are about the item A Quick Second Opinion
Five Intelligent Query Processing Features in SQL Server 2022 That Quietly Tune Your Workload
Comments posted to this topic are about the item Five Intelligent Query Processing Features...
Checking the Error Log I
Comments posted to this topic are about the item Checking the Error Log I
Question of the Day
Checking the Error Log I
On my SQL Server 2025, I want to search the error log from my T-SQL code for potential issues and then inform an administrator. What is the current way to easily query the error log?
See possible answers