Gaps and Islands Across Date Ranges
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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
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
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
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: 2019-02-19)
3,518 reads
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AT TIME ZONE is great because it makes it easy to perform daylight saving time and time zone conversions in our queries.
However, when using AT...
2019-03-05
6 reads
Watch this week's video on YouTube
AT TIME ZONE is great because it makes it easy to perform daylight saving time and time zone conversions in our queries.
However, when using AT...
2019-03-05
17 reads
This post is a response to this month’s T-SQL Tuesday #111 prompt by Andy Leonard. T-SQL Tuesday is a way...
2019-03-01 (first published: 2019-02-12)
3,224 reads
Watch this week’s video on YouTubeComputed column indexes make querying JSON data fast and efficient, especially when the schema of...
2019-02-26
920 reads
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
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
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
By Brian Kelley
I am guilty as charged. The quote was in reference to how people argue...
By Steve Jones
Learn how to tie a bowline knot. Practice in the dark. With one hand....
By HeyMo0sh
As a DevOps practitioner, I’ve always focused on performance, scalability, and automation. But as...
Hi everyone I asked this earlier but the desired outcome is a bit different...
Hi, I have a SQL Server instance where users connect to via Windows Authentication,...
Comments posted to this topic are about the item Multiple Deployment Processes
I have a query from a former DBA that we run on SQL Server 2025 to check on database metadata. This query references sys.sysaltfiles. I want to refactor this code to be more modern. Which DMV should I reference instead?
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