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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Using curl to Automate Multipage Logins

by Bert Wagner

Bert Wagner

Watch this week's video on YouTube
I like solving the daily New York Times crossword on paper. However, logging in to download the PDF every day and printing it is...

2022-03-03

Recursively Querying Row Groups

by Bert Wagner

Bert Wagner

Recursively Querying Related Rows Recursive queries are fun to plan and write. They can be frustrating too depending on the complexity of the problem you are trying to solve....

2020-09-02 (first published: 2020-08-25)

555 reads

Recursively Querying Row Groups

by Bert Wagner

Bert Wagner

Watch this week's video on YouTube
Recursively Querying Related Rows
Recursive queries are fun to plan and write. They can be frustrating too depending on the complexity of the problem you...

2020-08-25

3 reads

Should I Transform My Data In My SQL Query?

by Bert Wagner

Bert Wagner

Watch this week’s video on YouTube. Imagine you need to join two tables of data and filter the results. Perhaps you also need to convert some of the values...

2020-08-10 (first published: 2020-07-29)

555 reads

Moving 1/3 of a heap

by Bert Wagner

Bert Wagner

Watch this week’s video on YouTube. 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...

2020-08-03 (first published: 2020-07-22)

272 reads

Should I Transform My Data In My SQL Query?

by Bert Wagner

Bert Wagner

Watch this week's video on YouTube
Imagine you need to join two tables of data and filter the results. Perhaps you also need to convert some of the values for...

2020-07-29

5 reads

Moving 1/3 of a heap

by Bert Wagner

Bert Wagner

Watch this week's video on YouTube
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

2 reads

COMING SOON - New Content

by Bert Wagner

Bert Wagner

Watch this week's video on YouTube
Hey everyone. Long time no chat. I wanted to write this quick post to let you know why there haven't been any videos in...

2020-07-16

2 reads