I recently began writing an article to compare the performance of several window functions to traditional query methods. I began with my favorite function, LAG, but soon found that there were so many other ways to write the query that the article never covered the additional window functions. The article was quite fun to write, […]
2021-09-18
210 reads
Many data professionals have begun working remotely over the past year and a half which translates to less time spent commuting. In my own case, I’ve been a remote worker for almost ten years, but before that I spent two hours on the road each day. This got me wondering what folks have done with […]
2021-08-28
263 reads
Practice makes perfect:” right? Well, not exactly. The reality of it all is that this saying is an untrustworthy aphorism. I discovered this in my “younger” days when I was a passionate tennis player, practicing and playing 20+ hours a week. No matter what my passion level was, without some serious coaching (and perhaps a […]
2021-08-14
251 reads
I've had to install SQL Server many times over the years. Often it has felt that most of these installs were one-offs, a dev server, a new QA instance, a production server for a brand new application. A few times I've had to recover from disaster, including restoring master, but often, I just installed SQL […]
2021-07-31
479 reads
Time is a precious commodity, and so much of our time is dedicated to working. IT professionals often have jobs with good benefits, including generous paid time off. It’s important to get away from work to relax and recharge, but, sometimes, it’s difficult to take those days that belong to us. Even when we do […]
2021-07-17
104 reads
Leaving aside, for a second, Freud’s psychoanalytical definitions, the term “ego” generally refers to a person’s sense of self, and their self-esteem. In casual usage, however, it usually appears in the adjectival form, “egotistical” (most often followed by “jerk”). You don’t need to be a jerk to be a DBA; humility is important. However, ego is important […]
2021-06-26
290 reads
Of all the valuable attributes of a DBA, from passion to humility to practicality, perhaps one of the most important attributes may turn out to be the most seemingly nebulous: foresight. According to Free Dictionary, foresight is the "perception of the significance and nature of events before they have occurred". Foresight does not come naturally to most people, as the […]
2021-05-15
316 reads
Releases of on-premises SQL Server arrived quite rapidly for a few years with seven releases during the years spanning 2008 and 2019. While it has technically been less than two years since SQL Server 2019 reached general availability in November 2019, it feels like ages since we have heard any news about what’s coming next. […]
2021-04-24
1,835 reads
2021-04-10
123 reads
Databases don't manage themselves, but Steve sees this as an opportunity, not a problem.
2021-03-20
106 reads
By Steve Jones
“Don’t aim to have others like you; aim to have them respect you.” –...
Many years ago, before I joined Oracle, I was working on a major modernisation...
If you work with data pipelines, SQL, notebooks, or machine learning models, a Mac...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
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In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 3;See possible answers