David Sumlin

David Sumlin has run his own contracting business for the last 6 years and has been involved in SQL development for the last 8 years. He and his team of skilled developers have tried to stay up to date with Microsoft development technologies when it comes to SQL and .net. For the last few years, HeadWorks Inc. has been focused on data warehouses and marts and the reporting applications that interact with them for large financial institutions. When David isn't coding, he's out looking for birdies!

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Blogs

SQL Server Wait Stats

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Everything in SQL Server is waiting for something…this is by design. And most people...

FabCon 2025 Recap

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Hey fellow data friends! Wow, March was an absolutely crazy month (in the best...

Privacy Policy

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We value your privacy. This policy explains what personal data we collect and why. What...

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Forums

why cant i get rid of extra dataset

By stan

hi i never used shared datasets before in ssrs.   i created a dataset  called...

Distinct values using string_agg

By jagjitsingh

Hi Is it possible to get distinct values using string_agg Select T1."transType", WHEN T1."TransType"...

Refactoring a DELETE query using NOT EXISTS — need expert feedback

By abdalah.mehdoini

Hi everyone, I'm working on optimizing a DELETE query used in a data cleanup...

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Question of the Day

Importing Flat Files

What types of sources can be used with the Import Flat File Wizard in SQL Server Management Studio (SSMS)?

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