Bert Wagner

Bert Wagner is a Business Intelligence Developer at Progressive Insurance. He enjoys solving challenging data transformations with T-SQL and optimizing for query performance. In addition to BI development, Bert loves building ASP.NET MVC web apps and building Internet of Things projects.

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Blog Post

Moving 1/3 of a heap

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A Giant Heap
Recently I had to filter out 1.2 billion records from a 3.5 billion row heap. Don't ask me why this 3.5 billion...

2020-07-22

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Blog Post

SQL Server Converts Numbers to Asterisks

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Pop quiz: What will be the output of the below three statements?
DECLARE @val_varchar varchar(3) = '100';
DECLARE @val_bigint bigint = 100;
DECLARE @val_tinyint tinyint = 100;

PRINT('varchar...

2019-12-17

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Take Time to Gain Perspective

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Probably the best piece of advice I ever received is to take time to...

The Fringe Festival

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I was lucky enough to take a vacation a decade ago in Edinburgh with...

Demo for Parameter Sniffing and Memory Grant Feedback

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Disclaimer: The following is built with Claude Code. Just need to justify my $100/mo...

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