Month: April 2026

Request for help – video hosting

I create a lot of videos for the SQL Server community. These come in three categories. Recordings of conference sessions. Sometimes made by myself, sometimes by the conference organization. Typically uploaded to YouTube by the one who made the recording. I have links to all recordings that I know of in my session list. These are free to watch, and they come as is. They were recorded during a live delivery, you simply see what is recorded. No editing. I do usually add captions when I record them myself, but when others recorded and uploaded them, they usually only come…

Bad parameter sniffing, what is it and what can you do about it

Time for a new video blog. This time, the topic is bad parameter sniffing. And with 43 minutes, the video is a bit longer than what I normally shoot for. What is it? What can you do about it? The video starts with an explanation of two good features: parameter sniffing and plan caching. But those features can interact in an unwanted way, resulting in erratic bad performance. Now we have what I call “bad parameter sniffing”. Starting at approximately 8:30, I then describe the three most common root causes for bad parameter sniffing: equality filters on a column with…
A picture showing a hiking path in a forest.

Home for now

(Warning: This blog post is non-technical but purely personal. In my leukemia diary, I write openly about my current health issues. This blog might be triggering for people who struggle with, or lost dear ones to, cancer and other similar diseases.) In my previous post, I wrote about the ups and downs as I was told I could go home as outpatient, and then developed a fever and had to return to the hospital. Luckily, that situation changed shortly after I published that post. Back home (and now for real) As I wrote in my last blog, after feeling rather…

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