Dealing with foreign keys when deleting rows.
Deleting rows from a table is a pretty simple task right? Not always. Foreign keys, while providing a ton of ... Continue reading
2021-10-07
96 reads
Blog Posts
Restore to SQL Managed Instance
Now that we have a Managed Instance built, the next question is how do we get data across? I will break this up into separate posts but the lesson...
2021-10-07
144 reads
Daily Coping 6 Oct 2021
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2021-10-06
21 reads
How to Design Backups in SQL Server?
The Recovery Point Objective (RPO) and Recovery Time Objective (RTO) are basic concepts related to the information to be recovered and the time that it will take to recover....
2021-10-06 (first published: 2021-09-24)
737 reads
Join me at SQL Trail 2021 to hear the next thing about Temporal Tables
I’ve had the privilege of presenting all over the world about temporal tables in SQL Server including the United Kingdom, Canada, and the United States. The theme of the...
2021-10-06
23 reads
Login Timeouts
I was recently approached at work about a company that was seeing tons of timeouts in SQL Server. I was asked how to troubleshoot this. There are lots of...
2021-10-06 (first published: 2021-09-27)
580 reads
Using NULLIF–#SQLNewBlogger
Another post for me that is simple and hopefully serves as an example for people trying to get blogging as #SQLNewBloggers. I ran across the NULLIF() function recently, and...
2021-10-06
31 reads
Azure Purview is generally available
After a very long public preview (9 months), Azure Purview is finally generally available (GA). I described Purview in a previous blog (New Microsoft data governance product: Azure Purview)....
2021-10-05
24 reads
Daily Coping 5 Oct 2021
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2021-10-05
22 reads
SQL Homework – October 2021 – What can you tell me about the server your SQL Server instance is on?
Here are some really common questions I get: How many CPUs does ServerA have? How much memory does ServerA have? ... Continue reading
2021-10-05
65 reads
Blogs
KDA: Echoes of Deception - Case 6
By Zikato
A cryptic message, a book cipher hidden in art provenance records, and a trail...
Capturing My Own Metrics: #SQLNewBlogger
By Steve Jones
A customer was trying to compare two tables and capture a state as a...
Red Flags in Your Query (T-SQL Tuesday #200)
By Zikato
When I'm looking at a query, I bet it's bad if I see... a...
Forums
BIT_COUNT II
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I Can't Make You Learn
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Why Your SQL Permissions Disappeared
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Question of the Day
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