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
7,565 reads
Bert Wagner
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
39 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
6 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)
3,640 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
14 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
41 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)
3,236 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
948 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
14 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
23 reads
Blogs
The Book of Redgate:A Prehistory
By Steve Jones
I’ve covered the values in a number of previous posts on the Book of...
Evidence-bound: what AgentDBA will and won’t link
By Arun Sirpal
When the evidence names the database, it says so. When it doesn’t, it stops....
Prep data for AI vs. Fabric Data Agent Instructions: What Goes Where?
By James Serra
Making Data AI-Ready, Part 3 (This is the final article in a three-part series...
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Four Rules for Adding AI Without Breaking What Already Works
Comments posted to this topic are about the item Four Rules for Adding AI...
Question of the Day
Hyperscale Replicas III
In an Azure SQL Database Hyperscale Edition, how many named replicas can be configured?
See possible answers