Monica Rathbun

Monica lives in Virginia and is a Microsoft MVP for Data Platform. She has over 15 years of experience working with a wide variety of database platforms with a focus on SQL Server. She is a frequent speaker at IT industry conferences on topics including performance tuning and configuration management. She is the Leader of the Hampton Roads SQL Server User Group and a Mid-Atlantic PASS Regional Mentor. She is passionate about SQL Server and the SQL Server community, doing anything she can to give back. Monica can always be found on Twitter (@sqlespresso) handing out helpful tips.

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Blogs

KDA: Echoes of Deception - Case 7

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A fugitive cyber-criminal, a wingsuit, and 24 million flight records. Somewhere between Doha and...

Do This Before You Contact Your SQL Server Consultant

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Say you need outside help. You’ve exhausted all the things that you could do...

Microsoft MVP 2026: Ten Years on the Data Platform

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I’m honored to announce that I’ve been renewed as a Microsoft MVP for the...

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Forums

Implicit Conversions Cripple SQL Server

By sabyda

Comments posted to this topic are about the item Implicit Conversions Cripple SQL Server

BIT_COUNT() III

By Steve Jones - SSC Editor

Comments posted to this topic are about the item BIT_COUNT() III

The Mythical Bus Accident

By Steve Jones - SSC Editor

Comments posted to this topic are about the item The Mythical Bus Accident

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Question of the Day

BIT_COUNT() III

In SQL Server 2025, I run this code: 

select bit_count(-1)
What is returned?

See possible answers