External Article

Questions About T-SQL Transaction Isolation Levels You Were Too Shy to Ask

Every time you access a relational database to make a query, you have an important decision to make: What is the appropriate isolation level for your query? If you get this wrong, the consequences can be serious. Deadlocks, Dirty reads, Non-repeatable reads, or poor performance. We're in luck, because Robert Sheldon once more answers those questions that are awkward to ask in public.

External Article

Introduction to Azure SQL Database Scalability

One of the primary advantages of Platform-as-a-Service solutions offered by Microsoft Azure is the ease with which scaling can be implemented. While SQL Database facilitates both vertical and horizontal scaling approaches, scaling it out is considerably more challenging. In this article, we will provide a high-level overview of both vertical and horizontal scaling methods available with Azure SQL Database.

Blogs

Learn about Modern Microsoft Apps in San Diego

By

I wrote about learning today for the editorial: I Can’t Make You Learn. I...

How To Deploy Fabric SQL and Azure SQL Databases with Azure DevOps

By

Fabric has CI/CD built in, but if you've tried to use it for database...

A New Word: Attriage

By

attriage – n. the state of having lost all control over how you feel...

Read the latest Blogs

Forums

ALAMAT BCA KCU TEBING TINGGI TLP/WA 08217555651

By R4nt4u

Hub Cs: 08217555651 Jl. Jend. Sudirman No. 225-227-229-231, Badak Bejuang, Kec. Tebing Tinggi Kota,...

ALAMAT KANTOR BCA KCU KISARAN TLP/WA 08217555651

By layanan_Bca88

Hub Cs: 08217555651 Jl. Cokro Aminoto No.28, Kisaran Kota, Kec. Kota Kisaran Barat, Kabupaten...

ALAMAT BCA KCU PEMATANG SIANTAR TLP/WA 08217555651

By m4rt1n4

TLP/CS 08217555651 Jl. Merdeka No.39, Proklamasi, Kec. Siantar Bar., Kota Pematang Siantar, Sumatera Utara...

Visit the forum

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       NULL
What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount
from dbo.UserPermission
where UserID = 4;

See possible answers