Approximate COUNT DISTINCT
We all have written queries that use COUNT DISTINCT to get the unique number of non-NULL values from a table....
2019-01-15 (first published: 2019-01-03)
2,491 reads
What ‘Digital Transformation’ Means, and How You Can Use It to Advance Your Career (video)
I recently spoke at the GroupBy free online conference. It was loads of fun, and the recordings from the event are now available. Here’s the hour long session I...
2019-01-03
23 reads
Query Store max size limit is not a hard limit
If you’re on SQL Server 2016 or above, maybe you’re thinking about using the Query Store. That’s good! It’s an...
2019-01-03
1,681 reads
Event Tracing for Windows Target
There are many useful targets within SQL Server's Extended Events. Of all of the targets, the most daunting is probably the Event Tracing for Windows (ETW) target. The ETW...
2019-01-03
19 reads
Event Tracing for Windows Target
There are many useful targets within SQL Server’s Extended Events. Of all of the targets, the most daunting is probably...
2019-01-03
1,377 reads
Let’s talk SQL Server Waits: Topic 1 – SOS_SCHEDULER_YIELD
Over the next few weeks we will be reviewing some of the common SQL Server Waits. We will explain what...
2019-01-03
1,583 reads
Speaking at DataGrillen 2019
I’m delighted to announce I’m selected to speak at the 2019 edition of SQLGrillen DataGrillen. This is a German conference with the catchy tagline “Data, beer und Bratwurst”. I...
2019-01-03
20 reads
SQL Server Removing Duplicates
I know, I know your data could never possibly have duplicates because obviously, you have all the constraints in place...
2019-01-09 (first published: 2019-01-03)
2,998 reads
Do 75% of data breaches really come from “insiders”?
There’s a lot of information out there on data breaches. I’ve written before about one source that I trust — the Verizon Data Breach Report (DBIR). The 2018 DBIR...
2019-01-02
25 reads
AzCopy finally gets a sync option, and all the world rejoices
I consider Blob Storage to be the gateway drug to Azure, because it’s a really easy way to get going...
2019-01-02
254 reads
Blogs
T-SQL Tuesday #203: Risk and Reward
By Steve Jones
This is timely, as I’m currently on a boat in the Adriatic taking a...
dataMinds Connect 2026 – Slides & Scripts
You can find the slides and SQL scripts for my session “Spice up your...
How to Clear the SSMS Cache (SSMS 21 and Later)
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
Forums
Anyone knows where to download SQLexpress edition for 2022
Where to download earlier version of SQL server express 2022? Thanks
Risk Vs Reward, The never ending ROI discussion.
Comments posted to this topic are about the item Risk Vs Reward, The never...
SSL/TLS Cert Validity Periods Decreasing
Hi, to all of you who are using CA certs on SQL Server boxes...
Question of the Day
Checking the Error Log III
If I want to run sp_readerrorlog on SQL Server 2025, what permissions do I need?
See possible answers