Fun with ACID
What is ACID and why should we care? A look at the principal that drives all database and DB management software design: A.C.I.D.
Serious Security
The password issue has Steve Jones concerned. So many of us that use computing devices don't do a good job of securing our information.
Free eBook: SQL Server Execution Plans
Every Database Administrator, developer, report writer, and anyone else who writes T-SQL to access SQL Server data, must understand how to read and interpret execution plans. This book leads you right from the basics of capturing plans, through how to interrupt them in their various forms, graphical or XML, and then how to use the information you find there to diagnose the most common causes of poor query performance, and so optimize your SQL queries, and improve your indexing strategy.
Handling Errors in SQL Server 2012
The error handling of SQL Server has always been somewhat mysterious. Now at last, the THROW statement has been included in SQL Server 2012 that, when combined with the TRY...CATCH block, makes error handling far easier. Robert Sheldon explains all.
Message Queues in Software
Steve Jones talks about Service Broker and messaging and how these techniques can help you build a more robust application.
SQL Server T-SQL Tuning – NOT IN and NOT Exists
Following on from the previous TSQL performance tuning article in this series, we now focus on the important topic of T-SQL “Not IN” And “Not Exists “
Cramming for Interviews
Today Steve Jones talks about the questions people ask on the Internet about interviews. Are they ok? Should you cram for an interview this way?
SQLServerCentral Runs sp_Blitz - Reliability
The second article that examines the output of the sp_Blitz script™ run against SQLServerCentral's database servers.
Creating SSIS Package Templates for Reusability
We often need to create similar SSIS packages which contain some common components such as connection managers, data flow components, log providers, event handlers, etc... So do we really need to create a package from scratch each time and add all these commonly used components in each package again and again. Is it possible to create a SSIS package with a basic structure/workflow and common components which can be used as template to create subsequent packages?
How to write a custom metric
You can extend SQL Monitor to track whatever you need to watch on your own system with custom metrics. Grant Fritchey shows us how.
Blogs
Prime Day Recommendations
By Steve Jones
It’s Prime Day. A few of my recommendations, since I want to do some...
Fabric for Operational Reporting & SQL Endpoint Trap
With Fabric Mirroring, Microsoft is promoting a nice and appealing story for operational reporting...
Crawl, Walk, Run with Agentic Development of Power BI Assets
If you’ve been watching AI roll through the data community and thinking, “this seems...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Concurrency and Baseline Control: Level 5 of the Stairway to Reliable Database Deployments
Comments posted to this topic are about the item Concurrency and Baseline Control: Level...
Spending Time in the Office
Comments posted to this topic are about the item Spending Time in the Office
Question of the Day
Multiple Values Inserted
I have this code on SQL Server 2022. What happens when it runs all at once?
DROP TABLE IF EXISTS dbo.Commission GO CREATE TABLE dbo.Commission (id INT NOT NULL IDENTITY(1,1) CONSTRAINT CommissionPK PRIMARY KEY , salesperson VARCHAR(20) , commission VARCHAR(20) ) GO INSERT dbo.Commission ( salesperson, commission) VALUES ( 'Brian', 12 ), ( 'Brian', 'None' ) GOSee possible answers