ETL Magic with SSIS – Part I
The first part of two parts of a paper discussion the implementation of a "real-world" ETL example using SSIS.
The first part of two parts of a paper discussion the implementation of a "real-world" ETL example using SSIS.
Centuries ago, the philosopher Leibniz had a dream that all decisions could be made by machine. Today, his vision comes to life, more or less.
Frequently surveys ask yes/no questions and use a bit datatype. What are the effects of allowing this column to be NULL in a SQL Server table? Check out this tip to learn more.
In this article you will be see how to group data using the simple GROUP BY clause, in order to summarize more complex data.
Today Steve Jones reminds us that we are all selling something in technology, even if it's our reputation. We ought to be truthful in our dealings with our clients.
With the release of Master Data Services (MDS) for SQL Server 2008R2, it is now possible to perform XML transformations on the database server.
Microsoft SQL Server is able to create very efficient query plans in most cases. However, there are certain query patterns that can cause problems for the query optimizer; this article describes four of these patterns.
The cloud changes the way that we can administer and deploy changes to our systems. Steve Jones highlights an interesting idea, and hopes we get similar techniques applied to databases in the cloud.
A great article that should answer all your questions about the transaction log from MVP Gail Shaw. A must read for all DBAs.
By Steve Jones
I wrote about learning today for the editorial: I Can’t Make You Learn. I...
By ReviewMyDB
Fabric has CI/CD built in, but if you've tried to use it for database...
By Steve Jones
attriage – n. the state of having lost all control over how you feel...
I have a need to execute a stored procedure and return the results to...
Title pretty much says it all - can this be done? I've tried several...
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