Introduction Often at times, you may come across situations where you need to calculate a column repeatedly multiple times in the same Power BI report or across multiple reports. Although you can use the calculated columns to some extent, these are not robust and not reusable. In order to reuse the same piece of code, […]
Views in SQL Server are used to simplify writing queries and managing security, but’s it’s easy for views to eventually get out of sync with the underlying tables. In this article, Edward Pollack shows how to overcome this problem.
A significant part of product development is A/B testing. Simply put, this is where companies and product managers test to see a new version of their product versus the older one to make sure it’s worth publishing their features to the entire user base. In order to do this, an A/B test needs to be set […]
Diogo Souza completes his series on CQRS. He demonstrates Event Sourcing to capture the data as it flows through the system which can then be analyzed without affecting the source.
Healthcare workers are some of the many heroes working bravely in the face of the Covid-19 pandemic. To protect themselves and their patients, they must wear face masks during their entire shifts. This causes a great deal of ear irritation, so a strap was designed to make wearing the masks easier and alleviate pressure on […]
This article shows different options to use the rounding functions in SQL Server.
With many conferences going virtual, Steve wonders what the future holds.
In the immortal words of “Orange” Julius Caesar as written by Shake’s peer, “Beware the bugs of March.” It took us 2,064 years, but we’ve finally fixed those bugs, plus added a couple of new features.
The purpose of this document is to walkthrough helpful Unix commands that would help use Unix/Linux operating system, debug & resolve any issues in a more efficient and timely manner.
By Zikato
A cryptic message, a book cipher hidden in art provenance records, and a trail...
By Steve Jones
A customer was trying to compare two tables and capture a state as a...
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When I'm looking at a query, I bet it's bad if I see... a...
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Comments posted to this topic are about the item BIT_COUNT II
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37 4 NULLWhat is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 4;See possible answers