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)
11,098 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
2,572 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
2,849 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
3,349 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
705 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)
2,072 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
1,611 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)
2,266 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)
2,694 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)
2,791 reads
Blogs
PostgreSQL Support in the Data API Builder
By Steve Jones
Next week I’m at VS Live in San Diego (register and join me) and...
Ten Years of PowerShell
Ten years ago today, I filmed a Pluralsight Play by Play on open source...
T-SQL Tuesday #202: 100 Hours
By Steve Jones
It’s time for T-SQL Tuesday again and this is a great prompt to start...
Forums
Stored Procedures for Server-Level Object and Column Search
Comments posted to this topic are about the item Stored Procedures for Server-Level Object...
Databricks Genie Spaces for SQL Analysts: Natural Language Querying Without Leaving Your Data Platform
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The Costs of Multiple Platforms
Comments posted to this topic are about the item The Costs of Multiple Platforms
Question of the Day
RegEx Functions II
I have this data in a table in a SQL Server 2025 database:
EmailAddressID EmailAddress 7 dylan0@ADVENTURE-WORKS.COM 8 Diane1@ADVENTURE-WORKS.COMIf I run this query, which row(s) are returned?
SELECT top 10 * FROM person.EmailAddress WHERE REGEXP_LIKE(EmailAddress, '^d') AND BusinessEntityID IN (7,8)See possible answers