Bert Wagner

Blog Post

Searching Complex JSON Data

Watch this week's video on YouTube
Computed column indexes make querying JSON data fast and efficient, especially when the schema of the JSON data is the same throughout a table.
It's...

2019-02-26

9 reads

Blog Post

Searching Complex JSON Data

Watch this week's video on YouTube
Computed column indexes make querying JSON data fast and efficient, especially when the schema of the JSON data is the same throughout a table.
It's...

2019-02-26

17 reads

Blog Post

COUNT, DISTINCT, and NULLs

Watch this week’s episode on YouTube.
One thing I see fairly often (and am occasionally guilty of myself) is using COUNT(DISTINCT)...

2019-03-05 (first published: )

3,512 reads

Blog Post

COUNT, DISTINCT, and NULLs

Watch this week's video on YouTube
One thing I see fairly often (and am occasionally guilty of myself) is using COUNT(DISTINCT) and DISTINCT interchangeably to get an idea of the...

2019-02-19

15 reads

Blog Post

COUNT, DISTINCT, and NULLs

Watch this week's video on YouTube
One thing I see fairly often (and am occasionally guilty of myself) is using COUNT(DISTINCT) and DISTINCT interchangeably to get an idea of the...

2019-02-19

11 reads

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Question of the Day

String Similarity I

On SQL Server 2025, when I run this, what is returned?

SELECT EDIT_DISTANCE_SIMILARITY('SQL Server', 'MySQL')

See possible answers