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All the Tools in Your Toolbox

I recently began writing an article to compare the performance of several window functions to traditional query methods. I began with my favorite function, LAG, but soon found that there were so many other ways to write the query that the article never covered the additional window functions. The article was quite fun to write, […]

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Prepare, Blend, and Analyze Salesforce Data in Alteryx Designer 

The ODBC Driver for Salesforce from CData provides ODBC-based access to live Salesforce data, allowing you to interact with Salesforce data in a range of BI, reporting, and ETL tools — as well as directly using SQL queries. In this article, we demonstrate how to connect to Salesforce data using an ODBC connection in Alteryx Designer to conduct self-service BI, data preparation, data blending, and advanced […]

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

See possible answers