Bert Wagner

Blog Post

Recursively Querying Row Groups

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: )

580 reads

Blog Post

Recursively Querying Row Groups

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

16 reads

Blog Post

Moving 1/3 of a heap

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: )

287 reads

Blog Post

Moving 1/3 of a heap

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

15 reads

Blog Post

Moving 1/3 of a heap

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

6 reads

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Comments posted to this topic are about the item SQL Server 2025 Query Performance...

Is it uncommon for Dev's to have a data model of the source data

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This is a generic question. To the moderators, I wasn't sure where to place...

ROLLUP to calculate Month total for all Categories

By Reh23

Good Afternoon, I have built a table with four columns:  Period(Month), Category, Numerator, Denominator....

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Question of the Day

Creating JSON I

On SQL Server 2025, what happens when I run this code:

SELECT JSON_OBJECTAGG( 'City':'Denver')
GO

See possible answers