Outlier Detection with SQL Server, part 3.1: Grubbs’ Test
By Steve Bolton
…………In the last two installments of this series of amateur self-tutorials, I mentioned that the various means of...
2014-12-03 (first published: 2014-11-29)
11,089 reads
Outlier Detection with SQL Server, part 2.2: Modified Z-Scores
By Steve Bolton
…………There are apparently many subtle variations on Z-Scores, a ubiquitous measure that is practically a cornerstone in the...
2014-11-13
2,467 reads
Outlier Detection with SQL Server, part 2.1: Z-Scores
By Steve Bolton
…………Using SQL Server to ferret out those aberrant data points we call outliers may call for some complex...
2014-10-28
2,834 reads
Outlier Detection with SQL Server, part 1: Finding Fraud and Folly with Benford’s Law
By Steve Bolton
…………My last blog series, A Rickety Stairway to SQL Server Data Mining, often epitomized a quip by University...
2014-09-19
3,343 reads
Stay Tuned…for a SQL Server Tutorial Series Juggling Act
by Steve Bolton
…………If all goes according to plan, my blog will return in a few weeks with two brand new...
2014-07-01
700 reads
A Rickety Stairway to SQL Server Data Mining, Part 15, The Grand Finale: Custom Data Mining Viewers
By Steve Bolton
…………As mentioned previously in this amateur self-tutorial series on the most neglected component of Microsoft’s leading database server...
2014-02-17 (first published: 2014-02-11)
2,060 reads
A Rickety Stairway to SQL Server Data Mining, Part 14.8: PMML Hell
By Steve Bolton
…………In A Rickety Stairway to SQL Server Data Mining, Part 14.3: Debugging and Deployment, we passed the apex...
2014-01-15
1,598 reads
A Rickety Stairway to SQL Server Data Mining, Part 14.7: Additional Plugin Functionality
By Steve Bolton
…………In order to divide this segment of my amateur tutorial series on SQL Server Data Mining (SSDM) into...
2014-01-07 (first published: 2013-12-31)
2,257 reads
A Rickety Stairway to SQL Server Data Mining, Part 14.6: Custom Mining Functions
by Steve Bolton
…………In the last installment of this amateur series of mistutorials on SQL Server Data Mining (SSDM), I explained how to...
2013-12-06 (first published: 2013-11-28)
2,678 reads
A Rickety Stairway to SQL Server Data Mining, Part 14.5: The Predict Method
By Steve Bolton
…………In order to divide the Herculean task of describing custom algorithms into bite-sized chunks, I omitted discussion of...
2013-11-04 (first published: 2013-10-30)
2,776 reads
Blogs
Identity Columns Can’t Be Updated: #SQLNewBlogger
By Steve Jones
I’m not sure I knew identity column values could not be updated. I ran...
Rolling Back a Broken Release
By Steve Jones
We had an interesting discussion about deployments in databases and how you go forward...
A bespoke reporting solution doesn’t have to cost the earth
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
Forums
Can someone please explain what happens?
I have mentioned this several times over several years. Can someone please help me...
SELECT COUNT(DISTINCT) returns null when nothing is found instead of 0
SELECT COUNT(DISTINCT Component) AS Found FROM tblComponents WHERE(Component NOT LIKE '%[a-z]%') AND(LTRIM(RTRIM(Component)) = 'GM13622')...
Remotely Engineer Fabric Lakehouse objects: The Fabric Modern Data Platform
Comments posted to this topic are about the item Remotely Engineer Fabric Lakehouse objects:...
Question of the Day
Creating JSON III
In a SQL Server 2025 table, called Beer, I have this data:
BeerIDBeerName 1Becks 2Fat Tire 3Mac n Jacks 4Alaskan Amber 8KirinI run this code:
SELECT JSON_OBJECTAGG(
BeerID: BeerName )
FROM beer;
What are the results? See possible answers