Articles

External Article

Using the T-SQL PERCENTILE Analytic Functions in SQL Server 2000, 2005 and 2008

Percentiles give meaning to measurements by telling you the percentage of the population being measured who get higher or lower values. They are now easier to calculate in SQL, and are useful for reporting; but are the new analytic functions faster and more efficient than the older methods? Dwain Camps demonstrates, and investigates their relative performance.

2015-05-27

7,757 reads

External Article

Optimizing Batch Process in SQL Server

SQL Server batch processes are usually run from SQL Agent in the background. Often, the responsibility for creating these tasks belongs entirely to the developer. Dennes Torres demonstrates that DBAs can advise and assist with this type of batch job to help reduce their impact on the working system.

2015-05-25

7,564 reads

External Article

Database Continuous Integration Workshop - London, UK

Join this workshop on July 8, 2015 to learn how to: link your source control repository to a build system, trigger database builds automatically when you make a change, use DLM tools to test your database changes, and lay the foundations for package-based deployment of your database. Register while space is available.

2015-05-22

6,320 reads

Blogs

Advice I Like: Respect

By

“Don’t aim to have others like you; aim to have them respect you.” –...

Blue Sky Programming – The Optimism Trap

By

Many years ago, before I joined Oracle, I was working on a major modernisation...

Setting Up a Mac for Data Engineering and AI Work

By

If you work with data pipelines, SQL, notebooks, or machine learning models, a Mac...

Read the latest Blogs

Forums

SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About

By Terry Jago

Comments posted to this topic are about the item SQL Art, Part 4: Happy...

Alamat Kantor BCA KCU KUDUS Telp:0817839777

By R4nt4u

WhatsApp: 0817839777 Jl. Jend. Ahmad Yani No.91, Magersari, Panjunan, Kec. Kota Kudus, Kabupaten Kudus,...

Alamat Kantor BCA KCU SEMARANG Telp:0817839777

By layanan_Bca88

WhatsApp: 0817839777 Jl. Pemuda No.90-92, Kembangsari, Kec. Semarang Tengah, Kota Semarang, Jawa Tengah 50133

Visit the forum

Question of the Day

BIT_COUNT I

In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:

UserID  UserPermissions
15
23
37
What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount
from dbo.UserPermission
where UserID = 3;

See possible answers