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.

Blog Post

Window Functions vs GROUP BYs

Watch this week's video on YouTube
There are many options available for improving the performance of a query: indexes, statistics, configuration settings, etc...
However, not all environments allow you to use...

2019-04-16

3 reads

Blog Post

Window Functions vs GROUP BYs

Watch this week's video on YouTube
There are many options available for improving the performance of a query: indexes, statistics, configuration settings, etc...
However, not all environments allow you to use...

2019-04-16

3 reads

Blog Post

Joining on NULLs

It’s important to be aware of columns that allow NULL values since SQL Server may handle NULLs differently than you might expect. Today I want to look at what...

2019-03-26

22 reads

Blog Post

Joining on NULLs

Watch this week's video on YouTube
It's important to be aware of columns that allow NULL values since SQL Server may handle NULLs differently than you might expect.
Today I want...

2019-03-26

Blogs

My 2024 in Data: Health and Workouts

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My 2024 in Data: Reading

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This is my last week of the year working (I guess I come back...

Book Review – Agile Data Warehouse Design

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I recently read the book Agile Data Warehouse Design – Collaborative Dimensional Modeling, from...

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DMT VAPE PENS AND DMT CARTS

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Need ADF pipeline suggestion to copy 1 million files

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I have an ADF pipeline that copies Files from source to destination. Both Source...

Backup issues

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I''m running a stripped backup (2 files) to a Network share. It's a 32gig...

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Question of the Day

Function Defaults

I have created this function in SQL Server 2022:

CREATE FUNCTION dbo.AddInt (@one INT, @two INT = 1) RETURNS INT
AS
BEGIN
    RETURN @one + @two
END
How can I call this and invoke the default value for @two?

See possible answers