Bert Wagner

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

5 reads

4 Reasons To Avoid VARCHAR(8000)

by Bert Wagner

Bert Wagner

Watch this week’s episode on YouTubeWhen first learning SQL Server, I had the brilliant idea of defining every column on...

2019-04-05 (first published: 2019-03-19)

1,600 reads

4 Reasons To Avoid VARCHAR(8000)

by Bert Wagner

Bert Wagner

Watch this week's video on YouTube
When first learning SQL Server, I had the brilliant idea of defining every column on my table as VARCHAR(8000). After all, the VARCHAR datatype...

2019-03-19

5 reads

4 Reasons To Avoid VARCHAR(8000)

by Bert Wagner

Bert Wagner

Watch this week's video on YouTube
When first learning SQL Server, I had the brilliant idea of defining every column on my table as VARCHAR(8000). After all, the VARCHAR datatype...

2019-03-19

8 reads

Gaps and Islands Across Date Ranges

by Bert Wagner

Bert Wagner

Watch this week’s episode on YouTube.In a traditional gaps and islands problem, the goal is to identify groups of continuous...

2019-03-12

5,383 reads

Gaps and Islands Across Date Ranges

by Bert Wagner

Bert Wagner

Watch this week's video on YouTube
In a traditional gaps and islands problem, the goal is to identify groups of continuous data sequences (islands) and groups of data where the...

2019-03-12

24 reads

Gaps and Islands Across Date Ranges

by Bert Wagner

Bert Wagner

Watch this week's video on YouTube
In a traditional gaps and islands problem, the goal is to identify groups of continuous data sequences (islands) and groups of data where the...

2019-03-12

2 reads

Dipping into the Cookie Jar

by Bert Wagner

Bert Wagner

This post is a response to this month’s T-SQL Tuesday #112 prompt by Shane O’Neill. T-SQL Tuesday is a way for the SQL...

2019-03-29 (first published: 2019-03-12)

287 reads

Dipping into the Cookie Jar

by Bert Wagner

Bert Wagner

This post is a response to this month's T-SQL Tuesday #112 prompt by Shane O'Neill. T-SQL Tuesday is a way for the SQL Server community to share ideas about different database and...

2019-03-12

3 reads

Dipping into the Cookie Jar

by Bert Wagner

Bert Wagner

This post is a response to this month's T-SQL Tuesday #112 prompt by Shane O'Neill. T-SQL Tuesday is a way for the SQL Server community to share ideas about different database and...

2019-03-12

2 reads

Bert Wagner

Joining on NULLs

4 Reasons To Avoid VARCHAR(8000)

4 Reasons To Avoid VARCHAR(8000)

4 Reasons To Avoid VARCHAR(8000)

Gaps and Islands Across Date Ranges

Gaps and Islands Across Date Ranges

Gaps and Islands Across Date Ranges

Dipping into the Cookie Jar

Dipping into the Cookie Jar

Dipping into the Cookie Jar

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