Data Mining Introduction Part 3: The Cluster Algorithm
This is the part 3 of the Data Mining Series from Daniel Calbimonte. This article examines the cluster algorithm.
Self Describing Databases
Today Steve Jones gives his vision of the database in the future. He hopes that databases contain more information about not only their objects, but their needs, like backups and maintenance.
SQL Saturday #188 - Lisbon
Join us for SQL Saturday #188, a free SQL Server training event in Lisbon, Portugal. This event also has pre-conference paid workshops.
SQL Server Central Webinar Series #22 – What counts for a DBA (Wednesday, March 13 2013 5:00pm - 6:00pm GMT)
In this session, Louis Davidson, Microsoft MVP, will discuss how being observant of the environment you work in can help you make sure that you are aware of the health of your database systems, as well as your career.
SQL Server Statistics Questions We Were Too Shy to Ask
If you need to optimise SQL Server performance, it pays to understand SQL Server Statistics. Grant Fritchey answers some frequently-asked questions about SQL Server Statistics: the ones we somehow feel silly asking in public, and think twice about doing so.
Cloud Services. Waiting for the 'paint to dry'?
Despite recent 'outages', The canny CIO will make use of the obvious advantages of public cloud services where it risks neither security or availability. Adoption of the Cloud services and platforms is going to be most effective where the Cloud’s advantages of rapid scalability can be harnessed.
Dynamically Download FTP Files Using SSDT
Dynamically initialise FTP connection using expressions and retrieve files stored in multiple FTP directories using SQL Server Data Tools
SQL Saturday #204 - Detroit
Join of for a free day of SQL Server training and networking in Detroit on March 16th.
Who Built This Thing?
Do the people that build SQL Server really work with it? Steve Jones shares a short story from a recent trip to the Pacific Northwest. This editorial was originally published on May 20, 2008. It is being re-run as Steve is on vacation.
Database Deployment: The Bits - Versioning
Although databases have no inherent way of recording their version numbers, SQL Server provides the means of doing so, and much more besides. This is a great advantage to anyone faced with the task of deploying databases without errors.
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