Gaps and Islands Across Date Ranges
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
3 reads
Bert Wagner
Gaps and Islands Across Date Ranges
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
6,854 reads
Gaps and Islands Across Date Ranges
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
32 reads
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: 2019-02-19)
3,577 reads
Time Zones and Daylight Saving Time
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
34 reads
Time Zones and Daylight Saving Time
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
7 reads
Why make?
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)
3,227 reads
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
19 reads
Searching Complex JSON Data
Watch this week’s video on YouTubeComputed column indexes make querying JSON data fast and efficient, especially when the schema of...
2019-02-26
933 reads
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
10 reads
Blogs
Rambling about Data on Wheels – origins, branding, expansion
By DataOnWheels
I have been asked many times about how the name “Data on Wheels” came...
Think Twice Before Enabling Fabric’s Inbound Network Protection
Fabric inbound network protection involves two tenant-level controls: Private Link and Block Public Internet...
Match the Model to the Task, Not the App: An Orchestrator-Worker Pattern in Python
Most apps that call an LLM send every request to the same model. That...
Forums
AI Observability Challenges in FinOps as a DBA
Comments posted to this topic are about the item AI Observability Challenges in FinOps...
Migration Challenge: Excessive FULLSCAN Statistics Update Duration Blocking SQL
Hello everyone , I am planning to migrate a database from SQL Server 2014...
SQL Agent Job Automated Change Capture Process
Comments posted to this topic are about the item SQL Agent Job Automated Change...
Question of the Day
Finding a Database Master Key
Where do I check for the existence of a Database Master Key (DMK) in SQL Server 2025?
See possible answers